Product specifications

Efficient Networks
®
Router family
Technical Reference Guide
Chapter 5: System Security
Efficient Networks
®
Page 5-31
# SSL accepted
remote ipfilter insert input accept -p tcp -sp 443 internet
remote ipfilter insert output accept -p tcp -dp 443 internet
# HTTP from LAN to WAN will be accepted
remote ipfilter insert input accept -p tcp -sp 80 internet
remote ipfilter insert output accept -p tcp -dp 80 internet
# FTP from LAN to WAN will be accepted
remote ipfilter insert input accept -p tcp -sp 20:21 internet
remote ipfilter insert output accept -p tcp -dp 20:21 internet
# DNS from LAN to WAN will be accepted
remote ipfilter insert input accept -p udp -sp 53 internet
remote ipfilter insert output accept -p udp -dp 53 internet
# L2TP will be accepted
remote ipfilter insert input accept -p udp -sp 1701 internet
remote ipfilter insert output accept -p udp -dp 1701 internet
# E-mail - SMTP and POP3 requests from LAN to WAN accepted
remote ipfilter insert input accept -p tcp -sp 25 internet
remote ipfilter insert output accept -p tcp -dp 25 internet
remote ipfilter insert input accept -p tcp -sp 110 internet
remote ipfilter insert output accept -p tcp -dp 110 internet
# Allow SSH from the WAN
remote ipfilter insert input accept -p tcp -dp 22 internet
remote ipfilter insert output accept -p tcp -sp 22 internet
# Allow NETBIOS connections from specific sources on the WAN
# Allow NETBIOS requests from our network
remote ipfilter insert input accept -p tcp -dp 137:139 internet
remote ipfilter insert input accept -p udp -dp 137:139 internet
remote ipfilter insert output accept -p tcp -sp 137:139
internet
remote ipfilter insert output accept -p tcp -dp 137:139
internet
remote ipfilter insert output accept -p udp -dp 137:139
internet
# finger
remote ipfilter insert output accept -p tcp -sp 1024:65535 -dp
79 internet
# POP2 tcp/udp
remote ipfilter insert output accept -p tcp -sp 1024:65535 -dp
109 internet