Help for UNQUIET:

The UNQUIET command allows you to unmute a user or hostmask
in a channel. If no nickname or hostmask is specified,
you are unquieted.

Affected users will be notified that you did it.

Syntax: UNQUIET <#channel> [nickname|hostmask]

Examples:
    /msg &nick& UNQUIET #chat Diablo-D3
    /msg &nick& UNQUIET #chat *!*@*.trilug.org
