HP AP775A Cisco MDS 9000 Family Command Reference Guide - Release 4.x (OL-1808 - Page 59

Chapter 1 CLI Overview Navigating Through CLI Commands Send documentation comments to [email protected] Note SPAN is only supported on external ports. Navigating Through CLI Commands To redisplay a command you previously entered, press the Up Arrow key. You can continue to press the Up Arrow key to see more previously issued commands. Similarly, you can press the Down Arrow, Right Arrow, Left Arrow, and Delete keys to navigate through the command history and to modify an existing command string. Getting Help In any command mode, you can get a list of available commands by entering a question mark (?). switch# ? To obtain a list of commands that begin with a particular character sequence, type in those characters followed immediately by the question mark (?). Do not include a space. switch# co? configure copy To list keywords or arguments, enter a question mark in place of a keyword or argument. Include a space before the question mark. This form of help is called command syntax help, because it reminds you which keywords or arguments are applicable based on the commands, keywords, and arguments you have already entered. switch# config ? terminal Configure the system from the terminal Tip If you are having trouble entering a command, check the system prompt and enter the question mark (?) for a list of available commands. You might be in the wrong command mode or using incorrect syntax. Command Completion In any command mode, you can begin a particular command sequence and immediately press the Tab key to complete the rest of the command. switch (config)# ro switch (config)# role switch (config)# role name This form of help is called command completion, because it completes a word for you. If several options are available for the typed letters, all options that match those letters are presented: switch(config)# fc fcalias fcdomain fcanalyzer fcdroplatency fcc fcinterop switch(config)# fcd fcdomain fcdroplatency switch(config)# fcdo switch(config)# fcdomain fcs fcns fcroute fctimer OL-18089-01, Cisco MDS NX-OS Release 4.x Cisco MDS 9000 Family Command Reference 1-13