# macros
ext_if="rl0"
int_if="dc0"
tcp_services="{ 22 , 1723 }"
icmp_types="echoreq"
dak_pc="192.168.1.137"
dak_ports="{5555 , 6112,1723}"
server="192.168.1.100"
# options
set block-policy return
set loginterface $ext_if
set skip on lo
# scrub
scrub in
#altq
altq on $ext_if priq bandwidth 500Kb queue {ssh_all, rest_all}
queue rest_all priq(default)
queue ssh_all priority 4 priq(red)
# nat/rdr
nat on $ext_if from !($ext_if) -> ($ext_if:0)
rdr on $ext_if proto tcp from any to any port $dak_ports -> $dak_pc
rdr on $ext_if proto udp from any to any port $dak_ports -> $dak_pc
nat-anchor "ftp-proxy/*"
rdr-anchor "ftp-proxy/*"
#rdr on $ext_if proto tcp from any to any port  47624 -> $dak_pc
rdr on $int_if proto tcp from any to any port 21 -> 127.0.0.1 port 8021
# filter rules
block in
pass out keep state
anchor "ftp-proxy/*"
antispoof quick for { lo $int_if }
pass in on $ext_if inet proto tcp from any to $ext_if port $tcp_services flags S/SA keep state queue ssh_all
pass in on $ext_if inet proto tcp from any to $dak_pc port $dak_ports flags S/SA synproxy state queue rest_all
pass in on $ext_if inet proto udp from any to $dak_pc port $dak_ports
pass in inet proto icmp all
pass quick on $int_if