For more info you can visit the [knife configuration page](http://wiki.opscode.com/display/chef/Knife) on opscode
% knife –help
Usage: knife sub-command (options)
-s, –server-url URL Chef Server URL
-k, –key KEY API Client Key
–[no-]color Use colored output, defaults to enabled
-c, –config CONFIG The configuration file to use
–defaults Accept default values for all questions
-d, –disable-editing Do not open EDITOR, just accept the data as is
-e, –editor EDITOR Set the editor to use for interactive commands
-E, –environment ENVIRONMENT Set the Chef environment
-F, –format FORMAT Which format to use for output
-u, –user USER API Client Username
–print-after Show the data after a destructive operation
-V, –verbose More verbose output. Use twice for max verbosity
-v, –version Show chef version
-y, –yes Say yes to all prompts for confirmation
-h, –help Show this message
