/Except [\<channel\>] [\<usermask\>] [\<usermask\>] ...
*
/Execpt makes the given usermasks exceptions from the ban list on the given channel.
If no channel is given, the current channel is used.
If no usermask is given, the current exceptions are listed.
The exceptions will be made 3 at a time. Not all servers support exceptions.
*
/Except \*!\*@\*acorn.co.uk
*
would except anyone in the domain 'acorn.co.uk' (RIP).
