1 About this Guide...........................................................................................................................................33

Audience............................................................................................................................................................................33

Conventions......................................................................................................................................................................33

Related Documents......................................................................................................................................................... 33

2 Configuration Fundamentals........................................................................................................................ 34

Accessing the Command Line........................................................................................................................................ 34

CLI Modes.........................................................................................................................................................................34

Navigating CLI Modes............................................................................................................................................... 36

The do Command............................................................................................................................................................ 39

Undoing Commands........................................................................................................................................................ 39

Obtaining Help..................................................................................................................................................................40

Entering and Editing Commands................................................................................................................................... 40

Command History.............................................................................................................................................................41

Filtering show Command Outputs..................................................................................................................................41

Example of the grep Keyword................................................................................................................................... 41

Multiple Users in Configuration Mode........................................................................................................................... 42

3 Getting Started............................................................................................................................................44

Console Access................................................................................................................................................................ 45

Serial Console............................................................................................................................................................. 45

Accessing the CLI Interface and Running Scripts Using SSH....................................................................................46

Entering CLI commands Using an SSH Connection..............................................................................................46

Executing Local CLI Scripts Using an SSH Connection........................................................................................46

Default Configuration.......................................................................................................................................................47

Configuring a Host Name................................................................................................................................................47

Accessing the System Remotely....................................................................................................................................47

Accessing the System Remotely..............................................................................................................................47

Configure the Management Port IP Address......................................................................................................... 47

Configure a Management Route..............................................................................................................................48

Configuring a Username and Password.................................................................................................................. 48

Configuring the Enable Password..................................................................................................................................48

Configuration File Management.....................................................................................................................................49

Copy Files to and from the System......................................................................................................................... 49

Mounting an NFS File System..................................................................................................................................50

Save the Running-Configuration.............................................................................................................................. 51

Configure the Overload Bit for a Startup Scenario............................................................................................... 52

Viewing Files............................................................................................................................................................... 52

Compressing Configuration Files............................................................................................................................. 53

Managing the File System.............................................................................................................................................. 56

Enabling Software Features on Devices Using a Command Option......................................................................... 56

View Command History...................................................................................................................................................57

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