Amiga600:

on *:nick:relay
on *:quit:relay
alias -l relay {
  if ($network = %serv1) { relay %serv2 .msg %chan2 : $+ $network $+ : $nick $iif($event = nick,-> $newnick,Quit with Reason: $1-) }
  elseif ($network = %serv2) { relay %serv1 .msg %chan1 : $+ $network $+ : $nick $iif($event = nick,-> $newnick,Quit with Reason: $1-) }   
}