FriendlyFire isn't an admin command, it's an RCON command
G_friendlyfire 0
R1Admin Commands:
/@ban
/@kick
/@listip
/@search
/@mute
/@ip
/@map
/@map_restart
/vote abort
/playerlist
Trembot Admin Commands:
!putteam
!ban
!kick
!mute
!setlevel
!lock
!namelog
!listplayers
!map
!help
!rename
!cancelvote
!passvote
!showbans
!listadmins
!nextmap
!spec999
!unmute
!time
!unlock
!admintest
!nextmap
there's still commands i'm missing i dunno i tried to memorize them all, but look at the manual d00d