При таком конфиге WWW через НАТ не работает  
В чем может быть проблема.
Спасибо.

#########################
# Interfaces & Networks #
#########################

ext_if="vr0"
int_if="fxp0"
internal_net="10.10.1.0/24"
external_addr="195.x.x.y"

#############
# NAT Rules #
#############

nat on $ext_if from $int_if:network to any -> ($ext_if)
pass from {lo, $int_if:network} to any keep state

block in on $ext_if from any to any

####################################
# Allow SSH & ping                 #
####################################

pass in on $ext_if inet proto icmp from 195.x.x.x to $ext_if icmp-type 8 keep state
pass in on $ext_if inet proto tcp from 195.x.x.x to $ext_if port 22 keep state

##############
# Allow Mail #
##############

pass in on $ext_if inet proto tcp from any to $ext_if port 25 keep state