Access the CLI from the router's console. For help with the CLI, see Ericsson Cradlepoint Router Command-Line Interface Overview.
To enable persistent logging, issue the log command with the persist argument:
[console@2100: /]$ log persist
To disable persistent logging, issue the log command with the nopersist argument:
[console@2100: /]$ log nopersist
To erase all logs from memory, issue the log command with the clear argument:
[console@2100: /]$ log clear
To set the log level to be saved, issue the log command with the level argument and specify the level:
[console@2100: /]$ log level [DEBUG, INFO, WARNING, ERROR, CRITICAL]