need help: change port cpanel

hello !!

some people can you show me how can i change port foe cpanel from ssh server

my system server : lynux and go the control pancel is: http:// xxxxxxxx: 2086

and i wnat change port 2086 to new number, please show me change that at ssh , thanks

 

thanks for reply if can't change port on cpanel so one more question : how can i start & stop cpanel from ssh ?

thanks agian for help