DISCONNECT *|<tag> [<message>]
The network to disconnect from and the message to advertise; if no parameters are given, the active server will be used.
Disconnects from an IRC server; the list of all the servers you are connected to can be retrieved via the SERVER command.
Use the wildcard character ‘*’ if you want to disconnect from the active server.
/DISCONNECT Freenode I'm off for today, take care! /DISCONNECT * Vacation time :D /DISCONNECT