Numeric

<client> :Welcome to the Internet Relay Network <nick>!<user>@<host>

<client> :Your host is <servername>, running version <version>

<client> :This server was created <date>

<client> <server_name> <version> <usermodes> <chanmodes> chanmodes_with_a_parameter

<client> :Try server <server_name>, port <port_number>

<client> Service <class> <name> <type> <active_type>

<client> Class <class> <count>

<client> <name> <server> <mask> <type> <hopcount> <info>

<client> <mask> <type> :<info>

???

<client> <server_name> <version>[.<debug_level>] :<info>

<client> <channel> <nickname>

<client> <channel> <invitemask>

<client> <channel> :<info>

<client> <channel> <exceptionmask> [<who> <set-ts>]

<client> <channel> :<info>

<Target> <Key> <Visibility> :<Value>

<Target> <Key> <Visibility>[ :<Value>]

<Target> <Key> :key not set

:<Key1> [<Key2> ...]

:<Key1> [<Key2> ...]

:<Key1> [<Key2> ...]

<Target> [<RetryAfter>]

<nick> :has client certificate fingerprint <fingerprint>

<nick> :is using modes <modestring>