# To connect to an IRC server
/connect <server domain name>

# To join a channel
/join #<channel name>

# To set a nickname
/nick <my nickname>

# To send a private message to a user
/msg <nickname>

# To close the current channel window
/wc

# To switch between channel windows
ALT+<number>, eg. ALT+1, ALT+2

# To list the nicknames within the active channel
/names

# To change the channel topic
/topic <description>

# To limit channel background noise (joins, parts, quits, etc.)
/ignore #foo,#bar JOINS PARTS QUITS NICKS   # Quieten only channels `#foo`, `#bar`
/ignore * JOINS PARTS QUITS NICKS           # Quieten all channels

# To save the current Irssi session config into the configuration file
/save

# To quit Irssi
/exit