msn and yahoo messenger voice chat

Jason Opperisano opie at 817west.com
Tue Apr 12 00:19:40 CEST 2005


On Sat, Apr 09, 2005 at 09:30:29AM +0300, Wennie V. Lagmay wrote:
> Hi all,
> 
> Below are the config I tested and results:
> 
> 1. IPTABLES -A POSTROUTING -s 192.169.10.0/255.255.255.0 -j SNAT --to-source
> xxx.xxx.85.113-xxx.xxx.85.115
> 2. IPTABLES -A POSTROUTING -s 192.169.10.0/255.255.255.0 -d
> xxx.xxx.85.113 -j MASQUERADE
> 3. IPTABLES -A POSTROUTING -s 192.169.10.0/255.255.255.0 -j MASQUERADE
> 
> config 1, everything is working fine except  msn and yahoo messenger voice
> chat.
> config 2, everything is working fine except  msn and yahoo messenger voice
> chat.
> config 3, everything is working fine including msn and yahoo messenger voice
> chat, the only problem is that this configuration is not fitted to our
> setup. Can anybody have an idea on using config 1 and 2 with msn and yahoo
> messenger voice chat enable? or do you have any solution enabling similar to
> config 1 with all features enable?

use the SAME target from PoM to tell iptables to use the same SNAT IP
for subsequent connections between the same src and dst IP:

  iptables -t nat -A POSTROUTING -s 192.169.10.0/24 \
    -j SAME --to xxx.xxx.85.113-xxx.xxx.85.115

-j

--
"Peter: You wanna talk about awkward moments? Once, during sex,
 I called Lois "Frank". Your move, Sherlock."
        --Family Guy



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