H.323/M$ netmeeting and netfilter
Tue, 3 Jul 2001 14:36:55 -0700
On Sat, Jun 30, 2001 at 07:24:20PM -0700, Mirko Froehlich wrote:
> Peter and Adam,
> I have been trying to get h323 (Netmeeting) working through my Linux
> firewall with iptables for a while, so far without success. I installed the
> Opengatekeeper Proxy from Sourceforge, which was a little difficult since
> the latest release did not compile on my Redhat 7.1 system. The current CVS
> version compiled fine (except for a few warnings) but seems to have a few
> problems. For example, there seems to be some sort of deadlock that happens
> every time after the proxy has been running for a while.
> When I did get it running, I was able to establish a connection but neither
> audio no video was transmitted in either direction.
> Adam, you mentioned that you were able to get h.233 working fine outbound.
> Is this including audio and video? Do you use any special iptables settings?
For outbound it's just a simple NAT rule of the form:
iptables -t nat -A POSTROUTING -o ppp0 -j MASQUERADE
It's the inbound that has so far not worked a bit :)