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Siemens SCALANCE W786-xPRO Operating Instructions Manual
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Siemens SCALANCE W786-xPRO Operating Instructions Manual

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SIMATIC NET
SCALANCE W786-xPRO
Operating Instructions
Release 08/2007
C79000-G8976-C221-02
Introduction
Description
Assembly
Connecting up
Configuration / project
engineering
Upkeep and maintenance
Technical specifications
Appendix
1
2
3
4
5
6
7
A

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Summary of Contents for Siemens SCALANCE W786-xPRO

  • Page 1 Introduction Description Assembly SIMATIC NET Connecting up SCALANCE W786-xPRO Configuration / project engineering Upkeep and maintenance Operating Instructions Technical specifications Appendix Release 08/2007 C79000-G8976-C221-02...

  • Page 2: C79000-G8976-C221

    Trademarks All names identified by ® are registered trademarks of the Siemens AG. The remaining trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner.

  • Page 3: Table Of Contents

    Table of contents Introduction..............................9 Information on the Operating Instructions SCALANCE W786-xPRO..........9 Type designations........................11 Description............................... 13 Network structures ........................13 Scope of delivery .........................19 Product properties........................20 LED display ..........................23 C-PLUG............................26 Reset button..........................27 Biological compatibility.........................28 Assembly ..............................29 Removing / fitting the housing cover....................29 Connecting up cables ........................31...
  • Page 4 SNMP Config menu command ....................103 5.6.3.8 SSyslog menu command ......................104 5.6.3.9 SNTP Config menu command ....................106 5.6.3.10 Fault State menu command ...................... 106 5.6.3.11 Load & Save menu command....................106 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 5 5.6.9.10 IP, TCP/IP, ICMP, SNMP menu command................167 5.6.9.11 Signal Recorder menu command ....................167 Configuration with the Command Line Interface................173 5.7.1 General information on the Command Line Interface..............173 5.7.2 The CLI\SYSTEM menu ......................175 5.7.2.1 CLI\SYSTEM menu command....................175 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 6 CLI\IFEATURES\IQOS\WLAN1 (or \WLAN2 or \WLAN3) menu command ......212 5.7.7.2 CLI\IFEATURES\FORCED_ROAM\WLAN1 (or \WLAN2 or \WLAN3) menu command ..214 5.7.7.3 CLI\IFEATURES\LINKCHECK menu command............... 215 5.7.7.4 CLI\IFEATURES\REDUNDANCY menu command..............216 5.7.7.5 CLI\IFEATURES\IP_ALIVE menu command ................217 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 7 Technical specifications......................... 227 SCALANCE W786 technical specifications ................227 Appendix..............................231 Private MIB variables of the SCALANCE W78x / W74x ............231 Designing and calculating wireless systems (for example RCoax) ...........234 Glossary ..............................241 Index..............................249 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 9: Introduction

    Purpose of the Operating Instructions These operating instructions are intended to provide you with the information you require to install, commission and operate the SCALANCE W786-xPRO correctly. They explain how to configure the SCALANCE W786-xPRO and how to integrate the SCALANCE W786-xPRO in a WLAN network.

  • Page 10: Release

    Introduction 1.1 Information on the Operating Instructions SCALANCE W786-xPRO – SCALANCE W788-2PRO – SCALANCE W788-1RR – SCALANCE W788-2RR – SCALANCE W744-1PRO – SCALANCE W746-1PRO – SCALANCE W747-1RR The document contains all the information for the setup, commissioning and operation of these devices.

  • Page 11: Type Designations

    W788-xPRO/RR W788-1PRO cabinet) W788-2PRO W788-1RR W788-2RR Access points with the "RR" range of W-78x-xRR W784-1RR functions W788-1RR W788-2RR All SCALANCE W access points W78x W788-1PRO W788-2PRO W788-1RR W788-2RR W786-1PRO W786-2PRO W786-3PRO W784-1 W784-1RR SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 12 The designation . . . stands Product name for . . . All SCALANCE W devices W -700 W788-1PRO W788-2PRO W788-1RR W788-2RR W744-1PRO W746-1PRO W747-1RR W786-1PRO W786-2PRO W786-3PRO W784-1 W784-1RR W744-1 W746-1 W747-1 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 13: Description

    The wireless network has a unique name. All the devices exchanging data within this network must be configured with this name. Figure 2-1 Standalone configuration of a SCALANCE W78x. The gray area indicates the wireless transmission range of the SCALANCE W78x. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 14 (connections 1 to 3 in the figure). This is, of course, only possible when the nodes are within the wireless range of the server or within each other's range. Figure 2-2 Ad hoc network without SCALANCE W78x SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 15 If a mobile station moves from the coverage range (cell) of one SCALANCE W78x to the coverage range (cell) of another SCALANCE W78x, the wireless connection is maintained (this is called roaming). Figure 2-3 Wireless connection of a mobile station over two cells (roaming) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 16 Even in a multichannel configuration, all SCALANCE W78x access points can be configured with the same network name. Figure 2-4 Multichannel configuration on channels 1 and 7 with four SCALANCE W78x access points SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 17 Two alternative configurations are possible. The WDS partner can be configured both using its name and its MAC address. Figure 2-5 Implementation of WDS with four SCALANCE W78x access points SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 18 MAC address. Figure 2-6 Implementing RWLAN with two SCALANCE W78x devices with at least two WLAN interfaces. As an alternative, data transfer is possible over one of the two wireless adapters. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 19: Scope Of Delivery

    SCALANCE W78x ● 1 Operating Instructions (compact) SCALANCE W786 Please check that the consignment you have received is complete. If it is not complete, please contact your supplier or your local Siemens office. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 20: Product Properties

    ● Device-related and application-related monitoring of the wireless connection. ● The interoperability of the devices with Wi-Fi devices of other vendors was tested thoroughly. Note In client mode, you can use a SCALANCE W786-xPRO with the functionality of a SCALANCE W746-1PRO. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 21 W786-2PRO 1 RJ-45 — 6GK5786- 2AA60-2AA0 6GK5786- 2AA60-2AB0 W786-2PRO 1 ST duplex — 6GK5786- multimode FO (diversity 2BB60-2AA0 cable 6GK5786- 2BB60-2AB0 W786-2PRO 1 ST duplex — 6GK5786- multimode FO 2AB60-2AA0 cable 6GK5786- 2AB60-2AB0 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 22 DHCP server is available, a PC on which the Primary Setup Tool (PST) is installed is necessary for the initial assignment of an IP address to the SCALANCE W786. For the other configuration settings, a computer with Telnet or an Internet browser is necessary. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 23: Led Display

    Green There is a connection over the Ethernet port. (Link). Flashing yellow PRESET-PLUG detected. Yellow/green PRESET function completed successfully. Flashing green "Flashing" enabled over PST. Yellow Data transfer over the first WLAN interface. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 24 Yellow/green PRESET function completed successfully. Access Point Mode: Yellow Data transfer over the third WLAN port. Client Mode: The LED is always off because the 3rd port is not available in client mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 25 15 minutes can occur when the ambient temperature is below zero. The device is ready for operation at the specified ambient temperature as soon as the LED for the WLAN interface is lit green. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 26: C-Plug

    C-PLUG. This mode is active when no C-PLUG is inserted. As soon as the device is started with a C-PLUG inserted, the SCALANCE W-700 starts up with the configuration data on the C-PLUG. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 27: Reset Button

    This situation can occur if there was a power outage during the normal firmware update. ● Restoring the default parameters (factory defaults) ● Adopting the configuration data from the PRESET PLUG. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 28: Biological Compatibility

    'Limit Values and Precautionary Measures to Protect the General Public from Electromagnetic Fields' Recommendation of the Radiation Protection Commission (SSK) with scientific justification, Issue 29, 2001." You will find further information on this topic under the following URL: www.bitkom.org SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 29: Assembly

    Danger from line voltage After removing the housing cover, there is a risk of touching live parts. Remove the housing cover only after you have turned off the power supply of the SCALANCE W786. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 30 3. Remove the housing cover with the captive screws (position C in the figure above). Fitting the housing cover Fitting the housing cover is carried out in the reverse order. Tightening torque for the cover screws 1.8 Nm. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 31: Connecting Up Cables

    ● Cables inserted through a wall behind the SCALANCE W786 (position C in the previous schematic). In this case, you will need to mount the SCALANCE W786 so that the opening in the wall is located above the lower edge of the device. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 32 An adhesive sealing foil must be used in the housing sealing with FO cables (position A in the figure above). For more detailed information, refer to the section "Connecting the cables". SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 33 Place the supplied toothed washer directly on the rear of the device before screwing on the ground cable. Only then can you be sure that there is ideal contact with the screwed-on cable. Figure 3-4 Chassis ground connector on the rear of the SCALANCE W786 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 34: Mounting Without An Adapter (Wall Mounting Only)

    Mounting without an adapter (wall mounting only) Drilling template The location of the holes for mounting the SCALANCE W786 on a wall is shown in the following figure: Figure 3-5 Drilling template for wall mounting of the SCALANCE W786 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 35 – for wooden walls: wood screw 4 x 30 mm – for concrete walls: 4 x 50 mm with 5 mm concrete plug – for metal walls: M4 x 25 mm with machine thread in the wall SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 36 SCALANCE W786. The drilling template is a square with sides 100 mm long. The device can therefore be mounted on a wall with bolts through the wall. Calculate the length of the required M4 screws as follows: Screw length = wall thickness + 7 mm SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 37: Mounting With Mounting Plate

    ● for wooden walls: wood screw 4 x 30 mm ● for concrete walls: 4 x 50 mm with 5 mm concrete plug ● for metal walls: M4 x 25 mm with machine thread in the wall SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 38: Screwing The Cover Plate For The Cable Feedthrough To The Mounting Plate

    There is then a risk of electric shock. Make sure that you use the cover plate for the cable feedthrough if you do not mount the SCALANCE W786 on a wall. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 39 1. Fit the cover plate on the mounting plate from below until the two lugs (position A in the figure above) engage the lower edge of the mounting plate. 2. Secure the cover plate to the mounting plate with two M4 screws. The screws are supplied with the assembly kit. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 40: Fitting The Mounting Plate To An S7-300 Standard Rail

    2. At the bottom, the mounting plate has two lugs with holes. Screw the lugs to the S7-300 standard rail (position B in the figure above). The required screws are supplied with the mounting plate. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 41: Fitting The Mounting Plate To A Din Rail

    DIN rail. 2. Pull down the DIN rail sliding catch (position B in the figure above) and press the mounting plate against the DIN rail until the sliding catch engages. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 42: Fitting The Mounting Plate To A Mast

    (position B in the figure above) to the side to adapt a fastening strap to the diameter of the mast. 4. Press the tensioning screw against the fastening strap and tighten the tensioning screw, tightening torque 4.5 Nm. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 43: Fitting/Removing The Scalance W786 To/From A Mounting Plate

    (position B in the figure above). 3. Push in the SCALANCE W786 until it engages in the notches at the lower edge of the mounting plate (position C in the figure above). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 44 3. Pull out the lower edge of the SCALANCE W786 to the front and then release it from the two clips on the mounting plate (position B in the first figure in this section). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 45: Connecting Up

    12 - 24 V DC: VT AD 24V type no. 918 402 48 V DC: Type no. 919 545 and 919 506 (holder) Manufacturer: DEHN+SÖHNE GmbH+Co.KG, Hans Dehn Str. 1, Postfach 1640, D-92306 Neumarkt, Germany SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 46 SCALANCE W-700 devices are designed for operation with a directly connectable safety extra-low voltage or with the power supply adapters available as accessories (available only for the SCALANCE W786-xPRO device). Therefore only safety extra-low voltage (SELV) with limited power source (LPS) complying with IEC950/EN60950/VDE0805 may be connected to the power supply terminals (exception: Power supply adapter for 110 - 230 V AC for the SCALANCE W786-xPRO).

  • Page 47: Suitable Cables And Antennas For The Scalance W786

    Antenna connector: N-Connect/R-SMA connecting cable The N-Connect/R-SMA male/male flexible connecting cable is available as an accessory for direct connection of an antenna to a SCALANCE W-700. Length in m Order number 6XV1875-5CH10 6XV1875-5CH20 6XV1875-5CH50 6XV1875-5CN10 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 48 There is a control cabinet feedthrough available for IWLAN devices located in a control cabinet. You will find detailed information in the catalog IK PI. Antennas The following antennas have been approved for use with a SCALANCE W786-xPRO: Type Properties Order no.

  • Page 49: Connecting The Cables

    • Close all unused openings in the housing seal with the sealing plugs supplied with the SCALANCE W786. Do not use fillers or any other material under any circumstances. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 50 (as shown by position B in the figure above). 3. Press the strain relief clamp into the housing until the cable is located completely in the opening in the housing seal (position C in the figure above). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 51 Only then will you achieve perfect sealing of the housing. Follow the steps outlined below: 1. Remove the protective foil and wind the adhesive sealing foil completely around the oval FO cable at the appropriate position transverse to the cable. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 52 When you fit the strain relief clamp, make sure that the FO cable is in the correct position. The shorter sides of the cable must make contact with the toothing of the strain relief clamp. Figure 4-3 View from above with an FO cable inserted in the strain relief clamp SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 53: Connectors For The Power Supply Of The Scalance W786

    When connecting the cores, you should therefore make sure that the connector is oriented as shown in the following figure. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 54 2. Press the connector into the socket in the housing until it engages. 3. Secure the power cable with a strain relief clamp. For more detailed information on this topic, refer to the section "Connecting the cables". SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 55: Connecting A Power Supply Adapter

    Power supply cables may only be connected when the power is turned off! Start up the SCALANCE W786 only after screwing the housing cover in place again so that protection from touching live parts is restored! SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 56 SCALANCE W786! This prevents the connector skewing on the back of the power supply adapter and breaking off. 2. Connect the power supply adapter and the SCALANCE W786 with the screw supplied with the power supply adapter (position A in the figure above). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 57 3. Pull the loop (position B in the figure above) to remove the connector on the rear of the power supply adapter from the socket in the housing and remove the power supply adapter. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 58: Connection For Industrial Ethernet

    The location of the socket for RX and TX is shown in the figure above. 2. Secure the Ethernet cable with a strain relief clamp. For more detailed information on this topic, refer to the section "Connecting the cables". SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 59: Connectors For External Antennas

    2. Screw a terminating resistor to the unused socket if you use only one antenna on a port. 3. Secure the antenna cable(s) with a strain relief clamp. For more detailed information on this topic, refer to the section "Connecting the cables". SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 60: Inserting / Removing The C-Plug

    Make sure that the C-PLUG is inserted completely into the slot. Removing the C-PLUG Insert a screwdriver between the right-hand front edge of the C-PLUG and the slot and release the C-PLUG. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 61: Configuration / Project Engineering

    New configuration data is not used immediately by a bridge but only after the period specified in the "Forward Delay" parameter. This ensures that operation is started with the new topology only after all the bridges have the required information. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 62: Iqos

    Redundant connection between two SCALANCE W78x devices You can configure two SCALANCE W78x devices with two wireless interfaces so that there is a redundant wireless connection. The redundancy function causes an automatic failover to SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 63: Ip-Alive

    Ethernet interface so that it can be reached in this status. In this status, the device can be found using the Primary Setup Tool. ● As soon as there is a link on the Ethernet interface, the device adopts the source MAC address of the first received frame. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 64: Ip-Based Communication

    With IP mapping, the client maintains a table with the assignment of MAC address and IP address to forward incoming IP frames to the correct MAC address. Maximum possible number of IP nodes downstream from the client: 8 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 65: Assignment Of An Ip Address

    IP address. Note In the bit representation of the subnet mask, the "ones" must be set left-justified (there must be no "zeros" between the "ones"). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 66: Initial Assignment Of An Ip Address

    ● There is normally no fixed address assignment; in other words, when a client requests an IP address again, it normally receives a different address from the previous address. It is, however possible, to configure the DHCP server so that it assigns a fixed address. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 67: Address Assignment With The Primary Setup Tool

    Note For more detailed information, refer to the Primary Setup Tool configuration manual. You will find the PST at Siemens Automation and Drives Service & Support on the Internet under entry ID 19440762. The URL for this entry is: http://support.automation.siemens.com/WW/view/en/19440762...

  • Page 68: The Wizards Of Web Based Management

    1. Enter the IP address or the URL of the SCALANCE W-700 in the address box of the Web browser. If there is a problem-free connection to the SCALANCE W-700, the Logon dialog of Web Based Management is displayed: SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 69 4. Click the "Log On" button to start the logon. Note For the US variant of the SCALANCE W-700, the password for the "admin" user has been changed; it can, however, be obtained from Siemens Support by specialists for professional WLAN installation. Connection over HTTPS Web Based Management also allows you to connect to the device over the secure connection of the HTTPS protocol.

  • Page 70: Selecting The Wizards

    ● iPCF Wizard This wizard is available for configuring iPCF (industrial Point Coordination Function). Note The iPCF Wizard is available only for the following devices: • SCALANCE W78x-xRR • SCALANCE W747-1 • SCALANCE W747-1RR SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 71 Some pages of the wizards have a different content in access point mode and "Client" mode. In this case, there is a separate description for the alternatives. You can specify the mode in the "System" menu. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 72: Basic Wizard

    The IP address of the SCALANCE W-700. Here, you enter an address that is unique within the network. Subnet mask input box The subnet mask specifies the range of addresses within which communication can take place. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 73: System Name

    "sysName" SNMP parameter. The system name can be up to a maximum of 255 characters long. If you also want to use this parameter for WDS or redundancy, the maximum length is 30 characters. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 74: Country Code

    In this list box, you select the country in which the SCALANCE W-700 will be operated. You do not need to know the data for the specific country, the correct channel division and transmit power are set by the SCALANCE W-700 according to the country you select. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 75: Wireless Settings In Access Point Mode

    The effect of the "802.11.b" or "802.11.g" setting is that all the settings in the "Advanced G" menu are taken into account as far as possible while retaining compatibility with devices conforming with IEEE 802.11 b. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 76: Wireless Settings In Client Mode

    There are several ways in which this can be done: ● If there is precisely one MAC address to be served downstream from the client, there are two ways of doing this: SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 77 2,300 bytes per cycle. This also includes the frame header. A SIMATIC user must therefore take into account not only the net data during configuration but also the headers. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 78 If you do not want layer 2 communication to be handled over the SCALANCE W700 operating in client mode, but only want higher-layer IP-based frames sent to one or more connected devices, you can also leave the default setting "Adopt Own Mac". In this mode, SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 79: Channel Settings (In Access Point Mode Only)

    ● Use of the redundancy function. In this case, two well spaced channels or two different frequency bands must be selected. ● Use of WDS. In this case, select a problem-free channel that is also used by the WDS partner. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 80 Link PN IO). You can use these interfaces after you have worked through the Basic Wizard. NOTICE If you use a second or third WLAN interface, make sure that you have adequate channel spacing. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 81: Closing The Basic Wizard

    "Adopt MAC Address" is displayed only for an access point in client mode. Finish button Click this button to close the Basic Wizard and to log on again with the modified IP address. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 82: Security Wizard

    "admin" user is "admin". You can use the wizards only if you log on as administrator. Note For the US variant of the SCALANCE W-700, the password for the "admin" user has been changed; it can, however, be obtained from Siemens Support by specialists for professional WLAN installation. SCALANCE W786-xPRO...

  • Page 83: Security Settings For The Management Interfaces

    Management allows access to the SCALANCE W700 for configuration to be restricted to computers linked to the SCALANCE W700 by a cable. If you require this, check the box at the bottom of the page. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 84: Security Settings For The Snmp Protocol

    More complex and more secure authentications are possible only in some SNMPv2 variants and in SNMPv3. To preserve security, you should not use the default values "public" or "private". SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 85: Security Settings For Wlan (Page 1, Only In Access Point Mode)

    ● allowing only certain clients (those that have entered the network name (SSID) of the AP) to communicate with the SCALANCE W78x. ● excluding clients that communicate over wireless connections from the wired part of the network. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 86 Selecting this option means that the SSID is not visible for other devices. As a result, only stations for which the same network name was configured as for the SCALANCE W78x can connect to the SCALANCE W78x. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 87 This setting enables both WLAN client communication within an SSID as well as WLAN client communication over the Ethernet interface. Overview of the communication options To illustrate the situation, there is an overview of the effects of the "Inter SSID communication" and "Intracell communication" settings below. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 88: Security Settings For Wlan

    Security settings for WLAN (page 2) Predefined security levels Authentication and encryption are tried and tested methods for increasing security in networks. Web Based Management provides four predefined security levels that specify suitable methods. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 89 To do this, define a key in the "Keys" menu. 5 or 13 ASCII or 10 or 26 hexadecimal characters specify a weaker key (40/104 bits). 16 ASCII or 32 hexadecimal SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 90 A symmetrical stream encryption method with the RC4 algorithm (Ron’s Code 4). In contrast to the weak WEP encryption, TKIP uses changing keys derived from a main key. TKIP can also recognize corrupted packets. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 91: Settings For The Low Security Level

    If you select the security level "None", there is no following page since neither encryption nor authentication will be used. 5.5.7 Settings for the Low security level Default key drop-down list box Select the key you want to specify. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 92: Settings For The Medium Security Level

    Here, you enter a WPA2 key. The key can be 8 to 63 ASCII characters or exactly 64 hexadecimal characters long. This initialization key must be known on both the client and the SCALANCE W78x and is entered by the user at both ends. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 93: Settings For The High Security Level In Access Point Mode

    The minimum time is 1 minute (enter 60), the maximum time is 12 hours (enter 43200). The default is 1 hour (3,600 seconds). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 94: Settings For The High Security Level In "Client" Mode

    Here, enter the password for the above user name. The client logs on with the RADIUS server using this combination when a logon with a certificate was not possible. Password confirmation input box Confirm the password here. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 95: Overview Of The Selected Security Settings For An Access Point

    "Back" button to return to a previous page where you can enter a different value or make a different selection. This page shows less information in client mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 96: Exiting The Security Wizard

    The last page of the wizard indicates other security measures that you can take. Finish button Click the Finish button to apply the data and exit the wizard. Your settings only take effect after you have restarted (System > Restart menu). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 97: Configuration With Web Based Management

    This link opens a console window in which you can enter CLI commands. ● Support When you click this link, you open a SIEMENS AG support page in the Internet. ● Logout Close the current Web Based Management session by clicking on this link. The logon dialog is then displayed again.

  • Page 98: The Led Simulation Of Web Based Management

    The System menu 5.6.3.1 System Information menu command Mode and locale setting On this page, you make several basic settings for the SCALANCE W-700, for example, the country and mode (access point or client). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 99 Note In the version for USA, you cannot select a country. The frequency bands for this country are already preset. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 100: Ip Settings Menu Command

    Notes on WEB Enabled in the WEB interface The check box for the "WEB Enabled" entry is selected and inactive because configuration with Web Based Management is no longer possible without the option of access with HTTP. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 101: Restart Menu Command

    Click on this button to restore the factory configuration settings. The protected defaults (see above) are also reset. The C-PLUG is reinitialized and formatted if it exists. An automatic restart is triggered. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 102: Event Config Menu Command

    ● Change in the WDS connection status Link up / Link down With the device models that have more than one WLAN interface, the status of a redundant connection (redundant, not redundant, interrupted) is also a system event. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 103: E-Mail Config Menu Command

    Trap submenu Here, you enter the IP addresses of up to 10 trap receivers. The device sends a trap to all the addresses you enter if their Enable trap check boxes are selected. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 104: Ssyslog Menu Command

    CLI\SYSTEM\SNMP\TRAP menu command (Page 184) 5.6.3.8 SSyslog menu command Syslog according to RFC 3164 is used for transferring short, unencrypted text messages over UDP in the IP network. This requires a standard Syslog server. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 105 This check box decides whether all entries made in the log table are also sent as Syslog messages. auth log check box This check box decides whether all entries made in the authentication log are also sent as Syslog messages. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 106: Sntp Config Menu Command

    C-PLUG. As long as the C-PLUG is inserted, the device works with the configuration on the C-PLUG. You can save the following device data in external files: ● The configuration data of the device SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 107 Saving and reading in configuration data reduces the effort if several devices have the same configuration and when IP addresses are obtained over DHCP. Save the configuration data on a PC after you have configured a SCALANCE W-700. Download this file to all other SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 108: C-Plug Menu Command

    C-PLUG or provide it with new content. As soon as the device is started with a C- PLUG inserted, the SCALANCE W starts up with the configuration data on the C-PLUG. Changes to parameters are stored on the C-PLUG and displayed over the Web and CLI. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 109 C-PLUG. This mode is active when no C-PLUG is inserted. As soon as the device is started with a C-PLUG inserted, the SCALANCE W-700 starts up with the configuration data on the C-PLUG. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 110 You can only make settings in this box if you are logged on as "Admin". Here, you decide how you want to change the content of the C-PLUG. The following alternatives are possible: SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 111 ● The C-PLUG contains bad data or data for a different device type. ● There is no C-PLUG in the device although a C-PLUG was present prior to the last shutdown of the device. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 112: The Interfaces Menu

    If you specify the mode, you must make the same settings on the partner device. There is no parameter assignment for devices with ST duplex multimode fiber-optic connectors. The Ethernet MAC address and the current transmission speed/mode are displayed. See also CLI\INTERFACES\ETHERNET menu command (Page 189) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 113: Wlan Menu Command

    When operating PNIO systems with wireless standard 802.11h, make sure that no radar signals occur in the vicinity of the system. Due to the DFS strategy in 802.11h, there is a channel change if radar signals are detected. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 114 SCALANCE W744-1PRO and SCALANCE W744-1. If up to eight MAC addresses need to be served downstream from the client, the "Layer 2 Tunneling" setting must be selected for the client. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 115: Advanced Menu Command

    In the Transmit Power list box, you can specify the output power of the device. It may be necessary to reduce the transmit power when using antennas to avoid exceeding the maximum legal transmit power. Reducing the transmit power effectively reduces cell size. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 116 The software repetition mechanism can be enabled or disabled with "Use SW Retry". Shortened preamble with 802.11b The 802.11b standard allows the use of shortened preambles in the wireless transmission of data packets. This increases the amount of user data. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 117 With the settings "Diversity, Tx on A, Rx on B" and "Tx on B, Rx on A", both antennas must be connected on each WLAN interface. If only one antenna is connected, the connected SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 118 According to the Wi-Fi standard, prioritized frames are classified as follows: Access Category Description 802.1d Tags WMM voice priority Highest priority 7, 6 Allows multiple concurrent VoIP calls, with low latency and toll voice quality SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 119: Ssid List Menu Command

    The IEEE 802.11g is upwards compatible with IEEE 802.11b, both use the 2.4 GHz band. In contrast to 802.11b that specifies data rates up to 11 Mbps, 802.11g provides for data rates up to 54 Mbps. The 802.11g standard also uses the OFDM modulation scheme. This SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 120: Data Rates Menu Command

    If 802.11g Only mode is disabled, both 802.11b devices and 802.11.g devices can register with the access point. 5.6.4.7 Data Rates menu command Note The "Data Rates" submenu is available only in access point mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 121: Vap Menu Command

    See also CLI\INTERFACES\WLAN1\DATARATES (or \WLAN2\DATARATES or \WLAN3\DATARATES) menu command (Page 196) 5.6.4.8 VAP menu command Note The "VAP" submenu is available only in access point mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 122: The Security Menu

    Apart from selecting the authentication and encryption scheme, this also includes the decision as to whether or not an external Radius server is used and whether access is restricted based on MAC addresses (ACL). See also CLI\SECURITY menu command (Page 197) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 123: Basic Wireless Menu Command

    IEEE 802.11i security standard. WPA2 uses the additional encryption protocol CCMP with preauthentication that allows fast roaming in mobile ad hoc networks. A client can log on in advance at several access points so that the normal SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 124 As default, the "Auto" value is selected so that the client provides a RADIUS server with all supported methods. Any other selection restricts the support by the client to this one method. This step SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 125 A SCALANCE W78x-1xx is used with multiple SSIDs. Note On a SCALANCE W78x-2xx or W786-3PRO, the Inter SSID communication function must be enabled on all WLAN interfaces or on all VAPs to allow communication between the clients with different SSIDs. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 126 VAP (in access point mode only) For each virtual access point VAP1 to VAP7, you configure the following security settings described earlier: ● Authentication ● Enable encryption ● Encryption method ● Select the default WEP key SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 127: Keys Menu Command

    The access control list (ACL) is and assignment of MAC addresses and access rights. If ACL is enabled, prior to data transfer, the access point checks whether the necessary permissions for the communication partner (identified by the MAC address) are entered in the ACL table SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 128 With this setting, you can use different keys for different clients. You first create the private keys with the "Keys" menu command. You can select one of these keys in the "Key number" drop-down list box. The client only has access to the access point when it SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 129: Radius Server Menu Command

    Both the client and the authentication server must support the EAP protocol (Extensive Authentication Protocol). The SCALANCE W-700 supports the external authentication mechanisms EAP-TLS, EAP-TTLS and PEAP. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 130: Access Menu Command

    The SCALANCE W-700 saves the information about which MAC address can be reached over which port in a learning table. Entries in this list are deleted automatically when there is no further data transfer for the corresponding MAC addresses. You can decide the length of SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 131: Wds Menu Command

    In the "MAC / sysName" column, enter the MAC address or the system name of the access point with which you want to communicate. If you select the "Enc" check box, encryption is used. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 132 WDS addressing using MAC addresses. Configuration with "sysName" can lead to registering with the wrong interface and probable impairment of communication. To enable the entry, you select the "Sel" check box. See also CLI\BRIDGE\WDS\WLAN1 (or \WLAN2 or \WLAN3) menu command (Page 204) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 133: Vlan Menu Command

    If the port is not a member of the VID; in other words, all the frames coming from Ethernet are blocked / discarded with the corresponding VLAN ID. Frames containing unconfigured VIDs and untagged frames are always blocked if the VLAN is active. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 134 Field can be edited. Clicking on the field changes to depiction 1. Field cannot be edited. Al entries for VLAN membership are being used. Field cannot be edited. VID corresponds to the port VID SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 135 Corresponding port is not configured so no VID can be assigned. Ports Port: Overview of the ports in the form of a table. "SSID": SSID for WLAN interface, no entry for WDS or management and redundancy. "Priority": Configured priority of the port. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 136 WBM, Telnet, SSH, Ping, DHCP, TFTP, SNMP, SNTP and Syslog. Note The IP and MAC-based nodes downstream from a client with enabled layer 2 tunneling function ( L2T client) adopt the same VLAN properties as the client. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 137 "Specific VIDs only": Member of up to eight, freely assignable configured VIDs per port. VLAN enable Select the "VLAN enable" option if you want to enable the VLAN function. If "VLAN enable" is selected, all frames of this VAP are given a VLAN tag. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 138 Here, you specify the VLANs for which the virtual access point will be a member or which other VLANs the port VLAN ID (VID) entered above will be assigned to. The following alternatives in the assignment are possible: ● "all" The VAP is member of all VLANs. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 139: Learning Table Menu Command

    If there is an interruption, the data can be sent over an alternative path. The functionality of the spanning tree algorithm is based on the exchange of configuration and topology change frames. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 140 (Rapid) Spanning Tree configuration The parameters used for the (Rapid) Spanning Tree protocol are displayed in the "(Rapid) Spanning Tree Properties" menu. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 141 4096 with a range of values from 0 through 61440. ● Max Age input box Max Age is the time that a bridge waits for a configuration frame (BPDU). When this time SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 142 15 seconds. Spanning Tree Port settings Port-specific parameters This page displays the current port parameters. The settings are made either using the automatic function of the SCALANCE W-700 or by the user. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 143 These ports cannot, however, be configured for Rapid Spanning Tree. The settings (for example, priority and path costs etc.) of the cell over which the client is connected to the access point are adopted. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 144 Shows whether spanning tree is enabled or disabled for the port. Configuration of a port for (Rapid) Spanning Tree If you click on a port name in the first column, you open the "(Rapid) Spanning Tree Port Properties" page: SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 145 – Point to Point Connection is selected: This corresponds to "ForceTrue" in the port table. – Point to Point Connection and Shared Media Connection are selected: This corresponds to "Auto" in the port table. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 146: Storm Threshold Menu Command

    What is NAT? With Network Address Translation (NAT), the IP address in a data packet is replaced by another. NAT is normally used on a gateway between a private LAN and an external network SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 147 NAT/NAPT is possible only on layer 3 of the ISO/OSI reference model. To use the NAT function, the networks must use the IP protocol. When using the ISO protocol that operates at layer 2, it is not possible to use NAT. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 148 In this case, avoid using port 23 (Telnet), port 22 (SSH) and ports 80/443 (http/https: availability of the client with the WBM) as global port. ● Local Address Here, you enter the local address of the Ethernet device. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 149: Ip Mapping Table Menu Command

    This so-called IP mapping is possible only if the connected devices are addressed only by IP frames. Communication at MAC address level (ISO/OSI layer 2) can ● be established with one component whose MAC address is configured on the client, SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 150: The Filters Menu

    Filters menu command Note The "Filters" menu and the corresponding menu commands are available only when you operate the SCALANCE W78x in the access point mode. You can specify the mode in the "System" menu. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 151: Mac Filters Menu Command

    Here, you are not restricted to the protocols included in the list in this menu. If necessary, you can add your own entries to this list. You can specify a maximum of 50 Ethernet II protocols for which filtering is required. See also CLI\FILTERS\PROTO menu command (Page 212) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 152: The I-Features Menu

    If the user reserves data for critical clients, this data rate also includes the frame header (in other words, 802.11, MAC, IP, TCP, and S7 header). A SIMATIC user must therefore take into account not only the net data during configuration but also the headers. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 153: Forced Roaming On Ip Down Menu Command (In Access Point Mode Only)

    Maximum number of consecutive lost packets after which the WLAN interface is deactivated. See also CLI\IFEATURES\FORCED_ROAM\WLAN1 (or \WLAN2 or \WLAN3) menu command (Page 214) 5.6.8.4 Link Check menu command (in access point mode only) Note This function is not available in iPCF mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 154: Redundancy Menu Command (In Access Point Mode Only)

    WDS or redundancy and use the MAC address and not the sysName. These functions are then based on the MAC address that changes with the introduction of VAPs with V3.0. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 155: Ip Alive Menu Command (In Access Point Mode Only)

    IP address is set to "Offline" and the error status activated. The error status must be confirmed before the IP Alive function sets the status for active data traffic back to "Online". See also CLI\IFEATURES\IP_ALIVE menu command (Page 217) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 156: The Information Menu

    CLI\INFORM\LOG menu command (Page 218) 5.6.9.3 Auth Log menu command Logging authentication The pages of this menu contain a table with information on successful or failed authentication attempts. See also CLI\INFORM\AUTHLOG menu command (Page 219) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 157: Versions Menu Command

    Current versions and order numbers 1. Hardware version 2. Order number (MLFB) 3. Boot software version 4. Firmware version 5. Ethernet MAC address 6. Type of network attachment (RJ-45 electric/ST optical) 7. Antenna mounting (internal/external) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 158: Client List Menu Command

    This indicates which encryption is active. ● Channel. The current channel over which the client communicates with the SCALANCE W78x. ● State The current state of the clients. Associated means that the client is logged on. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 159: Ethernet Menu Command

    CLI\INFORM\WLAN1 (or \WLAN2 or \WLAN3) menu command (Page 219) 5.6.9.6 Ethernet menu command Information on the Ethernet interfaces This menu command provides information on the current settings of the Ethernet interface. The current operating data is also displayed here. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 160: Wlan Menu Command

    Statistics of the data to be transmitted are displayed here. ● Association / Authentication Frames The frames relevant for registration are counted. A distinction is made between the registration frames Association and Authentication and the deregistration frames Disassociation and Deauthentication. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 161 Sum of all received or sent data multicasts. ● Broadcast Sum of all received or sent data broadcasts. Errors This page displays statistics of the transmission errors that have occurred. A high error rate indicates a bad connection. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 162 ● Header CRC error Sum of all packets received in which the header checksum was incorrect. ● Decrypt CRC error Sum of all packets received in which the checksum of the encrypted data buffer was incorrect. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 163 The channel on which the found wireless device transmits. ● Signal Shows the signal strength with which the other wireless devices are received at the AP. The stronger the signal, the greater the probability that they interfere with each other. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 164: Iqos Menu Command

    Below this, you can see values for the Topology Change event. The first value is a counter indicating how often the tree structure has changed since restarting. The value beside this, shows the time since the last switchover event. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 165 Indicates the current priority of the port. ● Edge Shows whether or not the port is an edge port. ● P.t.P. Shows whether or not the AP is connected directly to another (R)STP device SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 166: Ip, Tcp/Ip, Icmp, Snmp Menu Command

    The Signal Recorder can record or display the signal strength of the connected access point. Using this data, you can locate areas with an inadequate signal strength. The Signal Recorder can be particularly advantageous when the client moves along a fixed path (for example suspension track). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 167 If you move the mouse pointer over such a bar or over the flag at the top of the bar, a tooltip with the MAC addresses of the two access points appears. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 168 ● The measurement setup should be run through 2-3 times with the same parameters to find out whether losses of signal strength always occur at the same position. ● Selective measurements at a fixed position should be made over a certain time. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 169 For this reason, this level is visible only when the client has no connection to an AP (indicated in the figure above by the MAC address 00-00-00-00-00-00). Legend BW bandwidth in Mbps RSS received signal strength in dBm SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 170 Configuration / project engineering 5.6 Configuration with Web Based Management Figure 5-3 Comparison of the measured value display as a percentage and in dBm SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 171 Configuration / project engineering 5.6 Configuration with Web Based Management See also CLI\INFORM\SIGNAL menu command (Page 220) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 172: Configuration With The Command Line Interface

    Web Based Management. A console opens in which you can log on with your login and password. The IP address is adopted by Web Based Management. Note This function is not available in the Internet Explorer as of version 7. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 173 Closes the CLI/Telnet session. Cannot be called using the command shortcuts. ✔ ✔ ✔ ✔ ✔ ✔ restart Restarts the SCALANCE W7xx Cannot be called using the command shortcuts. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 174: The Cli\System Menu

    ✔ contact [name] sysContact Assigns a value to the Maximum of 255 characters. MIB variable. ✔ ✔ ✔ ✔ ✔ ✔ ping [-c n | -s] For connection test to partner. Telnet only SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 175: Cli\System\Ip Menu Command

    ✔ ✔ ✔ ✔ ✔ router. ttl [TTL value] Sets the TTL (Time To Live) Default value: 64 parameter. ᅳ ✔ ✔ ✔ ✔ ✔ See also IP Settings menu command (Page 100) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 176: Cli\System\Services Menu Command

    Enable / disable the FTP server on ✔ ᅳ ᅳ ᅳ ᅳ ᅳ the device. Required for downloading the Signal.TXT file generated by the Signal Recorder. See also Services menu command (Page 100) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 177: Cli\System\Restarts Menu Command

    CW E D E D (for SCALANCE W-700) setec CW D E D (for IWLAN/PB LINK) Note The IWLAN/PB LINK does not support E-mail. As a result, the second parameter for enabling/disabling the E-mail option is omitted. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 178 <E|D> <E|D> in iPCF mode with PNIO support models: cannot be kept to due to an SCALANCE W788-1RR • additional client. SCALANCE W788-2RR • SCALANCE W784-1RR • ᅳ ᅳ ᅳ ᅳ ᅳ ✔ SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 179 Reaction to a change of power ✔ ᅳ ᅳ ᅳ ᅳ ᅳ <E|D> supply over power connection setec FC <E|D> <E|D> Reaction to a change in the ✔ ᅳ ᅳ ᅳ ᅳ ᅳ error status. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 180: Cli\System\Email Menu Command

    Enables / disables SNMPv1, v2c, v3 and traps. ᅳ ✔ ✔ ✔ ✔ ✔ snmpv1 [E|D] Enables / disables Enables / disables SNMPv1, v2c and traps. SNMPv1/v2c. ᅳ ✔ ✔ ✔ ✔ ✔ SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 181: Cli\System\Snmp\Group Menu Command

    ᅳ ✔ ✔ ✔ ✔ ✔ NOAUTH No authentication, no encryption AUTH Authentication with MD5 or SHA algorithm, no encryption PRIV Authentication with MD5 or SHA algorithm and encryption with the DES3 algorithm SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 182: Cli\System\Snmp\User Menu Command

    ✔ ✔ necessary for the group, the algorithm must be specified as a parameter (MD5 or SHA). If encryption is necessary for the group, the encryption password must be specified as a parameter. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 183: Cli\System\Snmp\Trap Menu Command

    See also SNMP Config menu command (Page 103) 5.7.2.11 CLI\SYSTEM\SYSLOG menu command Time-of-day synchronization in the network With the commands in this menu, you specify the SYSLOG server and the log entries. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 184: Cli\System\Sntp Menu Command

    Specifies the deviation of the ᅳ ✔ ✔ ✔ ✔ ✔ time zone of the SCALANCE W- 700 according to UTC (Universal Time Conversion) in hours. See also SNTP Config menu command (Page 106) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 185: Cli\System\Fault Menu Command

    CLI\SYSTEM\LOADSAVE menu command Saving and loading device data With the commands in this menu, you can save data from the device or load data to the device (configuration data, firmware, authentication data etc.). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 186 Available only for clients or access points in client mode. ✔ ✔ ✔ ✔ ✔ ✔ srvdel Deletes the server certificate. Available only for clients or access points in client mode. ✔ ✔ ✔ ✔ ✔ ✔ SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 187: Cli\System\Cplug Menu Command

    ✔ ✔ ✔ preplug <dev> Writes the configuration data ᅳ ✔ ✔ ✔ ✔ ✔ to a PRESET PLUG. The "dev" parameter specifies the device for which the PRESET PLUG will be suitable: SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 188: The Cli\Interfaces Menu

    Ethernet interface: speed is not set automatically by the device Standard cable not ("etherspeed" command with parameter "A"). crossover This command is available only on devices with an RJ- 45 connector. Crossover cable SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 189: Cli\Interfaces\Wlan1 (Or \Wlan2 Or \Wlan3) Menu Command

    Ethernet. The OWN parameter means that the client registers with the access point with its own Ethernet MAC address. With this setting, however, only IP data traffic is possible. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 190 Configuring transmission characteristics With the commands in this menu, you specify the parameters for the transmission characteristics such as the size at which a packet is fragmented or the antenna(s) to be used. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 191: Cli\Interfaces\Wlan1\Advanced (Or \Wlan2\Advanced Or \Wlan3\Advanced) Menu Command

    Only available in access point mode. the connection is lost on ᅳ ᅳ ᅳ ᅳ ✔ ✔ Ethernet interface. roamthr Decides the threshold at which ✔ ✔ ✔ ✔ ✔ ✔ the client changes to another SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 192 Entry of the antenna gain in dBi. ✔ ✔ ✔ ✔ ✔ ✔ anttype [0...n] Entry of the antenna type: ✔ ✔ ✔ ✔ ✔ ✔ User defined To display the list, enter "anttype ?". SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 193: Cli\Interfaces\Wlan1\Ssid (Or \Wlan2\Ssid Or \Wlan3\Ssid) Menu Command

    With the command in this menu, you configure the way in which a client connects to a network. Note The SSID List submenu is only available for clients or access points in client mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 194: Cli\Interfaces\Wlan1\802.11G (Or \Wlan2\802.11G Or \Wlan3\802.11G) Menu Command

    CTS depending on whether 802.11b clients exist. ctsrate Specifies the data rate for 802.11g CTS ✔ ✔ ✔ ✔ ✔ ✔ [0|1|2|3] frames: Not with iPCF 1 Mbps 2 Mbps 5.5 Mbps 11 Mbps SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 195: Cli\Interfaces\Wlan1\Datarates (Or \Wlan2\Datarates Or \Wlan3\Datarates) Menu Command

    "Basic Rate". Overview: Rate Enabled Basic Example: Rate The command "edit 5.5 d d" disables the data rate 5.5 Mbps. The screenshot shows the default setting for the 802.11g mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 196: Cli\Interfaces\Wlan1\Vap1

    See also VAP menu command (Page 122) 5.7.4 The CLI\SECURITY menu 5.7.4.1 CLI\SECURITY menu command Configuration of the SCALANCE W-700 With the command in this menu, you specify how the SCALANCE W-700 is configured. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 197: Cli\Security\Basic\Wlan1 (Or \Wlan2 Or \Wlan3) Menu Command

    Not with iPCF 802.1x (RADIUS) WPA2 WPA2-PSK WPA-Auto WPA-Auto-PSK encrypt [E|D] Encryption enabled / disabled. ✔ ✔ ✔ ✔ ✔ ✔ cipher Specifies the encryption scheme. ✔ ✔ ✔ ✔ ✔ ✔ [OFF|AUTO|WEP|AES|TKI SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 198 AUTO EAP_TLS EAP_TTLS PEAP preauth Enables preauthentication for WPA2 ✔ ✔ ✔ ✔ ᅳ ᅳ aging With WPA2, sets the renewal interval ✔ ✔ ✔ ✔ ᅳ ᅳ for the PMK in minutes SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 199: Cli\Security\Basic\Wlan1\Vap1

    ✔ ✔ System functionality. 5.7.4.4 CLI\SECURITY\KEYS\WLAN1 (or \WLAN2 or \WLAN3) menu command Specifying the WEP key With the commands in this menu, you enter a key in the key table and edit it. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 200: Cli\Security\Acl\Wlan1 (Or \Wlan2 Or \Wlan3) Menu Command

    Private key Key index for private key edit <index> [E|D] Change an existing ACL entry: ᅳ ᅳ ᅳ ᅳ ✔ ✔ [A|Y|K|P] [key] index Number of the ACL entry Only in access point mode SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 201: Cli\Security\Radius Menu Command

    B [password] Specifies the password for the backup ᅳ ᅳ ᅳ ᅳ ✔ ✔ RADIUS server. maxreq [max. number] Maximum number of requests to the ᅳ ᅳ ᅳ ᅳ ✔ ✔ RADIUS server. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 202: Cli\Security\Access Menu Command

    ✔ ✔ ✔ ✔ delete_r Deletes an IP range ᅳ ✔ ✔ ✔ ✔ ✔ clear_r Clears all IP ranges. ᅳ ✔ ✔ ✔ ✔ ✔ See also Access menu command (Page 131) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 203: The Cli\Bridge Menu

    W744 W746 W747 W78x W78x PB LINK edit <Index> [E|D] Changes the WDS connection ᅳ ᅳ ᅳ ᅳ ✔ ✔ [SE|SD] [key] specified by Index. With [E|D], you can enable / disable the connection. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 204: Cli\Bridge\Vlan\Vlan_Id Menu Command

    Port 2 no longer belongs to the VLAN with ID 100. delete <VLAN-ID> Deletes the VLAN with the specified ᅳ ᅳ ᅳ ᅳ ✔ ✔ VLAN ID from the configuration of the SCALANCE W78x. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 205: Cli\Bridge\Vlan\Ports Menu Command

    With the commands in this menu, you set the Spanning Tree properties. CLI\BRIDGE\SPANNING> Command Description Comment IWLAN/ W744 W746 W747 W78x W78x PB LINK info Shows the current spanning tree ᅳ ᅳ ᅳ ᅳ ✔ ✔ configuration. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 206: Cli\Bridge\Spanning\Ports Menu Command

    <Port> Specifies the path costs for the port if [0 ... 200000000] Version is set to RSTP. If the value is ᅳ ᅳ ᅳ ᅳ ✔ ✔ 0, the value is calculated. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 207: Cli\Bridge\Stormthr Menu Command

    ✔ ✔ ✔ value> broadcast packets per second from the same address. multicast <limit Specifies the maximum number ✔ ✔ ✔ ✔ ✔ ✔ value> multicast packets per second from the same address. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 208: Cli\Bridge\Nat Menu Command

    Opens the "STATIC" menu ✔ ✔ ✔ ✔ ✔ ✔ See also NAT menu command (Page 147) 5.7.5.9 CLI\BRIDGE\NAT\STATIC menu command NAT STATIC With the commands in this menu, you set the NAT STATIC properties. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 209: The Cli\Filters Menu

    Example of static information See also NAT menu command (Page 147) 5.7.6 The CLI\FILTERS menu 5.7.6.1 CLI\FILTERS\MAC1FLT menu command MAC Filter With the commands in this menu, you set the MAC filter properties. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 210: Cli\Filters\Mac2Flt Menu Command

    [DestMAC] the entry. delete <Index> Deletes the entry at the specified index ᅳ ᅳ ᅳ ᅳ ✔ ✔ position. clearall Deletes all entries for the MAC filter. ᅳ ᅳ ᅳ ᅳ ✔ ✔ SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 211: Cli\Filters\Proto Menu Command

    ᅳ ✔ ✔ See also Protocol Filter menu command (Page 152) 5.7.7 The CLI\IFEATURES menu 5.7.7.1 CLI\IFEATURES\IQOS\WLAN1 (or \WLAN2 or \WLAN3) menu command Note This function is not available in firmware version 3.2. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 212 , whether the calculations and reservations are based on the static "worst-case" assumptions (static = enabled) or the current situation (static = disabled). The number of configured critical clients is also displayed. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 213: Cli\Ifeatures\Forced_Roam\Wlan1 (Or \Wlan2 Or \Wlan3) Menu Command

    (Page 165) 5.7.7.2 CLI\IFEATURES\FORCED_ROAM\WLAN1 (or \WLAN2 or \WLAN3) menu command Cyclic connection monitoring of an IP address With the commands in this menu, you set the properties of the forced roaming mode. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 214: Cli\Ifeatures\Linkcheck Menu Command

    The fault state remains active until all the fault Link Check messages requiring messages have been acknowledged. The fault acknowledgment. status and the LED are cleared if the reason for the fault status was only a link check error message. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 215: Cli\Ifeatures\Redundancy Menu Command

    Specifies the WEP key of the device ᅳ ᅳ ᅳ ᅳ ✔ ✔ that will be operated redundantly along with the second wireless adapter. See also Redundancy menu command (in access point mode only) (Page 155) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 216: Cli\Ifeatures\Ip_Alive Menu Command

    IP Alive menu command (in access point mode only) (Page 156) 5.7.8 The CLI\INFORM menu 5.7.8.1 CLI\INFORM menu command System events and information on the protocols The pages of this menu provide information on system events and protocols. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 217: Cli\Inform\Log Menu Command

    ✔ ✔ ✔ ✔ ✔ eventmax [Max count] Sets the maximum number of log The default is 400. entries. ✔ ✔ ✔ ✔ ✔ ✔ See also Log Table menu command (Page 157) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 218: Cli\Inform\Authlog Menu Command

    See also Auth Log menu command (Page 157) 5.7.8.4 CLI\INFORM\WLAN1 (or \WLAN2 or \WLAN3) menu command Logged-on clients All the logged-on clients along with certain additional information (wireless channel, status etc.) are displayed here. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 219: Cli\Inform\Signal Menu Command

    With the commands in this menu, you set the properties of the signal recorder. CLI\INFORM\SIGNAL> Command Description Comment IWLAN/ W744 W746 W747 W78x W78x PB LINK recstart <interval> Starts signal recording. This command is only available in the client [number of recording mode. points] SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 220 ✔ ✔ ✔ info Displays the parameters of the signal This command is only available in client mode recorder ✔ ✔ ✔ ✔ ✔ ✔ See also Signal Recorder menu command (Page 167) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 221: Configuring With The Preset Plug

    1. Insert the PRESET PLUG in the C-PLUG slot of a powered-down device with the required configuration and then turn on the device. 2. Start Web Based Management and select the System > C-PLUG menu. 3. In the "Modify C-PLUG" drop-down list box, select the "Create PRESET-PLUG" entry. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 222: Changing A Preset Plug That Already Contains Configuration Data

    1. Insert the PRESET PLUG in the C-PLUG slot of a powered-down SCALANCE W-700 and then turn on the device. The P1 and R1 LEDs flash yellow to signal that the PRESET PLUG was detected. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 223: Putting A Device Into Operation With A Preset Plug

    5. Turn the device off and remove the PRESET PLUG. Note The next time the device starts up, it uses the settings from the PRESET PLUG and the previous IP configuration. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 225: Upkeep And Maintenance

    "ftp <ip address>". As an alternative, you can use a different FTP client. 8. Enter "siemens" as both the login and password. 9. Load the new firmware with the command "put <firmware>". 10. Once the firmware has been transferred completely to the device, the device is restarted automatically.

  • Page 226: Restoring The Default Parameter Settings

    3. Hold down the button until the red fault LED (F) stops flashing after approximately 10 seconds and is permanently lit. 4. Now release the button and wait until the fault LED (F) goes off again. 5. The device then starts automatically with the default parameters. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 227: Technical Specifications

    • 2 x 12 - 24 V DC supplies with optional power supply adapter (available as accessory) • 110 - 230 V AC with optional power supply adapter (available as accessory) Power supply isolated according to IEEE 802.3af, isolation resistance > 2 Mohms. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 228 110 - 230 V AC Permitted ambient conditions Operating temperature -40°C to 70°C Transport/storage temperature -40°C to 85°C Degree of protection Tested to IP65 MTBF information (mean time between failure) MTBF 61 years SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 229 W786-2PRO 1 ST duplex — 6GK5786- multimode FO (diversity 2BB60-2AA0 cable 6GK5786- 2BB60-2AB0 W786-2PRO 1 ST duplex — 6GK5786- multimode FO 2AB60-2AA0 cable 6GK5786- 2AB60-2AB0 W786-3PRO 1 RJ-45 — 6GK5786- 3AA60-2AA0 6GK5786- 3AA60-2AB0 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 230 FO 3AB60-2AA0 cable 6GK5786- 3AB60-2AB0 (1) US variant (2) There are two internal antennas per WLAN port. The antenna used is always the one that provides the best possible data transmission (diversity). SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 231: Appendix

    Information on WLAN 1 and WLAN 2 interfaces. snScalanceWDevices 1.3.6.1.4.1.4196.1.1.4.100.2.6 AP mode: List and information on all clients currently "associated" or connected. Client mode: List of devices with which the client is currently connected. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 232 29 = Redundancy error" snScalanceWIQOS snScalanceWIQOSValue - Description of the last snScalanceWIQOS trap snScalanceWLinkCheckO snScalanceWLinkCheckValue - Description of This is generated if a timeout the last snScalanceWLinkCheckOff Trap occurs with a client monitored with Link Check. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 233 - Index of the VAP VAP changes. snScalanceWVirtualApState - Current State of the VAP unknown (0) authenticated (1) associated (2) powersafe (3) adhoc (4) joined (5) vap-is-up (6) vap-starting (7) vap-is-down (8) locked (9) vap-connected (10) SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 234: Designing And Calculating Wireless Systems (For Example Rcoax)

    ≈ 0 dBm 2 mW ≈ 3 dBm 4 mW ≈ 6 dBm 10 mW ≈ 10 dBm 100 mW ≈ 20 dBm 200 mW ≈ 23 dBm 1000 mW ≈ 30 dBm SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 235 Transmit power in IEEE 802.11b mode (2.4 GHz) Data rate [Mbps] [dBm] Table A-2 Transmit power in IEEE 802.11g mode (2.4 GHz) Data rate [Mbps] [dBm] Table A-3 Transmit power in IEEE 802.11a/h mode (5 GHz) Data rate [Mbps] [dBm] SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 236 Distance between cable and antenna in m. λ Wavelength of the electromagnetic oscillation in m; at a frequency of 2.4 GHz, the wavelength is 0.125 m. Note The formula is valid only for the 2.4 GHz RCoax cable. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 237 - 46 dB + 20 * log(100 * d) d 2.4 GHz For a SIEMENS SIMATIC NET IWLAN RCoax Cable PE 1/2'' 2.4 GHz (c = 69 dB at 2.4 GHz), for example, this results in the following coupling losses:...
  • Page 238 Receiver sensitivity in IEEE 802.11g mode (2.4 GHz) Data rate [Mbps] [dBm] Table A-6 Receiver sensitivity in IEEE 802.11a/h mode (5 GHz) Data rate [Mbps] [dBm] 72 [*] 96 [*] 108 [*] [*] Turbo mode SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 239 5 and 15 dB. Δ Correction value for the spatial attenuation in dB. Depending on the concrete operating conditions, between 0 and 20 dB. Receiver sensitivity in dBm e min SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 241: Glossary

    ARP protocol is often used. Bandwidth Maximum throughput of a connecting cable (normally specified in bps). Broadcast A broadcast is like "calling all all stations": Broadcast packets are received by all nodes configured to receive broadcasts. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 242 Protocol for the encryption and authentication of communication between Web server and Web browser in the World Wide Web. HTTPS is an expansion of HTTP for secure transmission of confidential data with the aid of SSL. IEEE Institute of Electrical and Electronics Engineers SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 243 The IP address consists of 4 bytes. Each byte is represented in decimal, with a dot separating it from the previous one. This results in the following structure, where XXX represents a number between 0 and 255 (dotted decimal notation): XXX.XXX.XXX.XXX SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 244 Depending on the communications standard (for example IP), error parameters are detected and recorded with which the operation of the technology is continuously monitored and that form the basis for any SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 245 The subnet mask specifies which parts of an IP address are assigned to the network number. The bits in the IP address whose corresponding bits in the subnet mask have the value 1 are assigned to the network number. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 246 WLAN products operating in compliance to the 802.11b standard. The Wi-Fi Alliance also develops standards. The WiFi Alliance has developed its own architectures for security procedures that have not yet been standardized such as the WiFi SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 247 WPA-PSK is a weakened form of WPA. In this method, authentication is not established by a server but is based on a password. This password must be configured manually on the client and server. Wherever possible, you should change to the WPA method to achieve greater security. SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

  • Page 249: Index

    Max Age, 142 Mode and locale setting, 98 Multichannel configuration, 16 Earthing, 46 E-mail, 103 Encryption, 124 NAPT, 147 NAT, 146 NEW, 97 FAULT, 185 Fault State, 106 Forward Delay, 142 Overlap AP, 163 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...
  • Page 250 Root bridge, 61 WDS, 131 RTS/CTS, 116, 118 Web Based Management, 68 Wireless access, 15 Wizards, 68 WPA, 125 WPA2, 92 Safety extra low voltage, 46 Save Device data, 106 Security settings, 85 SCALANCE W786-xPRO Operating Instructions, Release 08/2007, C79000-G8976-C221-02...

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