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Using the CLI ·································································································· 1

CLI views ··························································································································································· 1

Entering system view from user view ········································································································· 2

Returning to the upper-level view from any view ······················································································· 2

Returning to user view ······························································································································· 2

Accessing the CLI online help ···························································································································· 2

Using the undo form of a command ··················································································································· 3

Entering a command ·········································································································································· 3

Editing a command line ······························································································································ 3

Entering a text or string type value for an argument ·················································································· 4

Abbreviating commands ····························································································································· 4

Configuring and using command keyword aliases ····················································································· 4

Configuring and using command hotkeys ·································································································· 5

Enabling redisplaying entered-but-not-submitted commands ···································································· 6

Understanding command-line error messages ·································································································· 6

Using the command history feature ··················································································································· 7

Controlling the CLI output ·································································································································· 8

Pausing between screens of output ··········································································································· 8

Numbering each output line from a display command ··············································································· 9

Filtering the output from a display command ····························································································· 9

Saving the output from a display command to a file ················································································ 11

Viewing and managing the output from a display command effectively ··················································· 12

Saving the running configuration ····················································································································· 13

Logging in through the console port for the first device access ···················· 16

Logging in to the CLI ····················································································· 19

CLI overview ···················································································································································· 19

User lines ················································································································································· 19

Login authentication modes ····················································································································· 20

User roles ················································································································································· 20

FIPS compliance ·············································································································································· 20

Logging in through the console port locally ······································································································ 21

Disabling authentication for console login ································································································ 21

Configuring password authentication for console login ············································································ 22

Configuring scheme authentication for console login ··············································································· 22

Configuring common AUX line settings ···································································································· 23

Logging in through Telnet ································································································································ 25

Configuring Telnet login on the device ····································································································· 25

Using the device to log in to a Telnet server ···························································································· 30

Logging in through SSH ··································································································································· 30

Configuring the device as an SSH server ································································································ 30

Using the device to log in to an SSH server ····························································································· 32

Logging in through a pair of modems ·············································································································· 32

Displaying and maintaining CLI login ··············································································································· 35

Logging in to the Web interface ···································································· 36

Configuring HTTP login ···································································································································· 36

Configuring HTTPS login ································································································································· 37

Displaying and maintaining Web login ············································································································· 39

Web login configuration examples ··················································································································· 39

HTTP login configuration example ··········································································································· 39

HTTPS login configuration example ········································································································· 40