Re: [MLUG] Netmeeting and firewall

["Rick Buford" <EMAIL:PROTECTED>]

IIRC, we looked at NetMeeting thru SSH as a remote administration solution and discarded it because NetMeeting used too large of a port range to be feasible...this was last year tho, so YMMV

Rick 

When we were young, we were told that "everybody else is doing it" was a
really stupid reason to do something. Now it's the standard reason for
picking a particular software package. -- Barry Gehm



---------- Original Message -----------
From: Mark Haidekker <EMAIL:PROTECTED>
To: EMAIL:PROTECTED
Sent: Mon, 10 Jun 2002 14:01:32 -0500
Subject: [MLUG] Netmeeting and firewall

> Hi,
> here is a problem:
> 
> I have a firewall / NAT box running RH 6.2 (ipchains, not itables). 
> This box is equipped with 2 ethernet cards, one (eth1) connected to 
> a DSL modem, and the other one (eth0) to an internal 192.168 
> network. I use Bastille on that box. The high ports (1024-65535) are 
> - with few exceptions - not blocked.
> 
> >From one of the internal boxes (windoze), I want to run Netmeeting. I can 
> send video through the firewall, but not receive any video or audio. 
> The other party sees the 192.168 box, though.
> 
> I have tried to add some rules to direct data from the other party 
> (a dynamic IP on the 217.2.0.0 subnet) to my internal box at 192.168.1.5:
> 
> ipchains -I forward 1 -p tcp -s 217.2.0.0/16 1503 -d 192.168.1.5 
> 1503 -b ipchains -I forward 1 -p tcp -s 217.2.0.0/16 1720 -d 
> 192.168.1.5 1720 -b ipchains -I forward 1 -p tcp -s 217.2.0.0/16 
> 1731 -d 192.168.1.5 1731 -b
> 
> This did not change anything though.
> 
> What am I doing wrong? Or did I understand the forward ruleset incorrectly?
> 
> Has anybody netmeeting running through a NAT firewall?
> 
> Thanks,
> Mark
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------- End of Original Message -------

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