Thanks for you immediate reply.

If I wanna write my own ip_masq module(in 2.2.x) for an voice chat 
application, which is however an proprietary software, where should I 
start from? or any references/links to read?

Furthermore, how to I discover the port numbers the application is using?

On Tue, May 28, 2002 at 11:03:32AM -0500, Alex Lau wrote:
> Special socket program like anything started with "Microsoft" may need a
> module e.g H323
> for the kernel in order to to work. I'm not sure why H.323 module didn't
> work (need debug)
> but 2.4 iptable look a lot cleaner and less security issue (2.2-20 is
> the current
> stable kernel for ip masq ) I don't use microsoft product dont' know
> what to suggest you
> to use. But port forwarding should be the same as your masquerading
> script instead of
> just putting ip you put ip:port number
> 
> http://www.tldp.org/HOWTO/IP-Masquerade-HOWTO/kernel-2.2.x-requirements.html
> Good Luck
> Alex
> 
> 
> Zou Min wrote:
> 
> >HI,
> >
> >[EMAIL PROTECTED] [EMAIL PROTECTED]@��IP�W����.
> >
> >�ثe�D�n���D�O����b���������̨ϥλy����ѳn��P�~���������������. 
> >�ڸչL
> >MSN Messenger 4.6, p2p voice chat.
> >Microsoft Netmeeting 3.01
> >V2 Communicator (from www.v2tech.com)
> >�������D. �e��ӳ��O�����p��, ��V2 Communicator�i�H�����p�W, ���O�u�໡��
> >�����, ���Oť������誺�y��.
> >
> >�ܤ_Netmeeting, �ڸչL�o�ӷN�j�Q�H�g�� H.323 module.
> >(http://www.coritel.it/coritel/ip/sofia/nat/nat2/nat2.htm)
> >���O�n���٬O����. 
> >
> >�ڭ̪�IP Masq Server�Ϊ��OLinux kernel-2.2.19, with ipchains-1.3.10-15.
> >("rc.firewall"�򥻤W�O�ӷhLinux IP Masquerade HOWTO�W��)
> >
> >[EMAIL PROTECTED], [EMAIL PROTECTED]
> >
> >�p�G�ڭn�ۤv�]�wport forwarding rules����, ���ӫ�˳]? [EMAIL PROTECTED],
> >��p, V2 Communicator, �����ӫ�˥h�����port�ڻݭnforward?
> >
> >�]�\, post�b�o�̦��Ioff-topic, ���O�ڧ�F�ܦh�a��, ���S���n���ѨM��k.
> >�h�­����������ۧU!
> >
> >  
> >
> 
> 
> 

-- 
regards,

ZM 
--
When one burns one's bridges, what a very nice fire it makes.
                -- Dylan Thomas

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