ii is a suckless tool for the internet relay chat.
<> indicated placeholders.
On most servers ssl is required.
So you need the ssl patch and use -e instead of -p.
ii -n <nick> -s <server> -e 9999 &
(sleep 2 &&
echo "/msg NickServ REGISTER `<password>` `<mail>`" > ~/irc/<server>/nickserv/in &)
#(sleep 2 &&
#echo "/msg NickServ IDENTIFY `<password>`" > ~/irc/<server>/nickserv/in &)
echo "/join <channel-name>" > ~/irc/<server>/in &
tail -f -n 500 \<channel>/out
echo "\msg <message>" > ~/irc/<server>/<channel>/in
echo "\msg <recipient> <message>" > ~/irc/<server>/<channel>/in