on *:TEXT:!Ping:#: { ctcp $nick ping | set %pingchan $chan }

on *:CTCPREPLY:ping*: { if ($2 isnum) { msg %pingchan 4 $+ $nick your ping reply was:[12 $+ $duration($calc($ctime / $2 )) $+ 4] I am on server:[12 $+ $server $+ 4] } }

This works but I want it to reply in MILLISECONDS. Can anyone tell me how it is done please?