altq on $ext_if cbq bandwidth 1.5Mb queue { std_out, stuff_out, mail_out}
queue std_out bandwidth 70% cbq(default)
queue stuff_out bandwidth  15%
queue mail_out bandwidth 15%

pass out log queue std_out label "std out"
pass out log on $ext_if inet proto tcp to any port {5190} queue std_out label "ICQ out"
pass out log on $ext_if inet proto udp from ($ext_if) to any port > 1024 queue stuff_out label "stuff out udp "
pass out log on $ext_if inet proto tcp from ($ext_if) to any port > 1024 queue stuff_out label "stuff out tcp"
pass out log on $ext_if inet proto tcp from ($ext_if) to any port 25 queue mail_out label "mail out"