From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Lopes Subject: Re: Yahoo and MSN messenger problem Date: Fri, 01 Apr 2005 15:41:23 +0200 Message-ID: <424D4F83.50401@lopsch.com> References: <1112352008.424d2508ac331@webmail.yanbulink.net> Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <1112352008.424d2508ac331@webmail.yanbulink.net> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: netfilter-bounces@lists.netfilter.org Errors-To: netfilter-bounces@lists.netfilter.org Content-Type: text/plain; charset="iso-8859-1"; format="flowed" To: netfilter@lists.netfilter.org wlagmay@yanbulink.net schrieb: > Hi all, >=20 > Im using Iptables for routing, redirection and Network Address Translat= ion > (SNAT), everything is working fine execpt for yahoo and MSN voice chat.= I found > out that there seems to a problem with SNAT, I cannot use masquerading,= I know > that voice chat will work on masquerading but my requirement is many to= many > IP. >=20 > Is ther any solution on this issue? I need many local IP address to be = converted > to many public IP addresses dynamically. >=20 > Any information is surely a big help, thank you very much, >=20 > wennie >=20 >=20 AFAIK MSN sends informations like the local IP-address within the=20 payload of the voice chat request and therefor also MASQ will not work.=20 I don=B4t know exactly if it is based on h.323 if so perhaps the conntrac= k=20 module for h.323 helps. If not the possibilities are a working conntrack=20 module for these protocols, a UPnP aware router take a look at=20 http://sourceforge.net/projects/linux-igd/ or perhaps a proxy server on=20 the router. Got the similar problems here but didn=B4t have the time to=20 the opportunities.