an invite exception (requires operchans module).
R:<account> Matches users logged into a matching account (requires
services account module).
+ U:<banmask> Matches unregistered users matching the given banmask.
+ (requires services account module).
Acting extbans:
users (requires stripcolor module).
T:<banmask> Blocks notices from matching users (requires nonotice
module).
- U:<banmask> Blocks unregistered users matching the given banmask.
- (requires services account).
A ban given to an Acting extban may either be a nick!user@host mask
(unless stated otherwise), matched against users as for a normal ban,