[Shorewall-users] MSN MESSenger FT

Tom Eastep teastep@shorewall.net
Wed, 3 Jul 2002 15:39:14 -0700 (Pacific Daylight Time)

On Wed, 3 Jul 2002, Jim Van Eeckhoutte wrote:

> Is it possible to send and recieve MSN MESSengers file transfer(tcp
> ports 6891-6900)on MASQ network with one live ip. Have tried so many
> different scenarios to get it to work on Bering w/shorewall. I've
> actually had it working when usin Netgears 311 hardware router/firewall.
> On bering I can actually recieve files from friends outside my lan and
> can send and recieve on internal lan with no problems. What am i doin
> wrong , what do i not understand;) or can it be done at all when dealing
> with a masq'd network?

There are 100s of posts on this topic on the Netfilter mailing list (see

Near as I can tell, no one has a sure fire solution but you're welcome to
form your own opinion.

Tom Eastep    \ Shorewall - iptables made easy
AIM: tmeastep  \ http://www.shorewall.net
ICQ: #60745924  \ teastep@shorewall.net