MODE <channel> <+|-><modes> [parameters]

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    CHANNELMODES
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    MODE    - DESCRIPTION
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NO PARAMETERS:
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     c = No control codes. Prevent users from sending messages containing
         control codes to the channel.

     n = No external messages. This will prevent any user who isn't in the
         channel from sending messages to the channel.

     t = Ops topic. This will prevent any user who isn't opped, or
         half-opped (+o/+h) from setting a channel topic.

     s = Secret. This will prevent the channel from being shown in a /whois,
         and in the channel list.

     p = Paranoia. Controls whether halfops may invite users into a channel or
         whether they may kick other members of a channel.

     m = Moderated. This will prevent any user who isn't opped, half-opped or
         voiced (+o/+h/+v) from talking in the channel.

     i = Invite only. This will prevent anyone from joining the channel who
         hasn't received an /invite or whose host isn't in the +I list.

     r = Registered. Channel has been registered with ChanServ.
         Can be set only by servers and services.

     C = No CTCPs. Prevent users from sending CTCPs to the channel.

     K = No KNOCK. KNOCK cannot be used on the channel.

     L = Large ban list. Channel can make use of the extended ban list limit.
         Can be set only by irc-operators, servers and services.

     M = Modreg. Users that are not logged into a services account cannot send
         text to the channel.

     N = No nick changes. This will prevent any user who isn't opped,
         half-opped or voiced (+o/+h/+v) from changing their nick while
         in the channel.

     O = IRC operators only. This will prevent anyone who hasn't obtained
         irc-operator status from joining the channel. Can be set only
         by irc-operators, servers and services.

     R = Registered only. Only users that are logged into a services account
         may join the channel.

     S = Secure only. This will prevent anyone who isn't securely connected via
         TLS (Transport Layer Security) from joining the channel.

     T = No notices. This will prevent any user who isn't opped,
         half-opped or voiced (+o/+h/+v) from sending channel notices.

     V = No INVITE. INVITE cannot be used on the channel.


WITH PARAMETERS:
----------------

     k = Key. This will require users joining to know the key, they must then
         use /join #channel KEY

         PARAMS: /mode #channel +k key

     l = Limit. This will prevent more than LIMIT number of people in the
         channel at any time.

         PARAMS: /mode #channel +l limit

     v = Voice. This will allow a user to talk in a moderated (+m) channel.
         Shown by the +nick flag.

         PARAMS: /mode #channel +vvvv nick1 nick2 nick3 nick4

     h = Half-op. This will allow a user to set all of the above modes, (and
         some more below..), whilst stopping the user from doing harm to the
         channel. Users who are +h cannot kick opped (+o) users, or set
         modes +h/-h/+o/-o.

         They can perform all other modes, and can kick regular users.

         PARAMS: /mode #channel +hhhh nick1 nick2 nick3 nick4

     o = Op. This gives the user full control over the channel. An opped user
         may op other users, set any mode, and remove ops from whoever they
         want.

         PARAMS: /mode #channel +oooo nick1 nick2 nick3 nick4

     a = Admin. This gives the user control over opped, half-opped, voiced, and
         regular users. A admin may op other users, set any mode except +q and
         +a, and remove ops from whoever they want.

         PARAMS: /mode #channel +aaaa nick1 nick2 nick3 nick4

     q = Owner. This gives the user full control over the channel. An owner may
         owner/admin/op/half-op/voice other users, set any mode, and remove
         owner/admin/op/half-op/voice from whomever they want.

         PARAMS: /mode #channel +qqqq nick1 nick2 nick3 nick4

     b = Ban. This will prevent a user from entering the channel, based on a
         nick!ident@host match.

         PARAMS: /mode #channel +bbbb n!u@h1b n!u@h2b n!u@h3b n!u@h4

     e = Exempt. This will allow a user to join a channel even if they are
         banned (+b), based on a nick!ident@host match.

         PARAMS: /mode #channel +eeee n!u@h1b n!u@h2b n!u@h3b n!u@h4

     I = Invite exempt. This will allow a user to join an invite-only (+i)
         channel, based on a nick!user@host match.

         PARAMS: /mode #channel +IIII n!u@h1b n!u@h2b n!u@h3b n!u@h4
