[AG-TECH] Fedora/Linux iptables for AG

Ti Leggett leggett at mcs.anl.gov
Fri Jul 9 07:43:39 CDT 2004


For one thing, rat requires a local multicast loopback to communicate.

So you'll need to allow either

iptables -A INPUT -s 224.0.0.0/4 -j ACCEPT

or

iptables -A OUTPUT -d 224.0.0.0/4 -j ACCEPT

or both possibly.

That's a first guess.

On Thu, 2004-07-08 at 17:45, Joshua M. Brown wrote:
> Fred Dech wrote:
> 
> >speaking of firewalls...
> >i repeatedly installed and uninstalled, etc., etc., the FC2 RPMs courtesy of
> >http://osl.cpe.ku.ac.th
> >and Sugree Phatanapherom yum instructions by way of Michael Miller.
> >Thanks Sugree!
> >but i could't even get a videoConsumer to run, let alone RAT.  huh?
> >very frustrating, but no monitors broken ;^)
> >
> >as i was reading the XP firewall thread it dawned on me that the FedoraCore2
> >firewall interface had been simplified to ON/OFF.  i disabled it and RAT
> >came up and my videoConsumer started receiving streams...
> >
> >since i'd prefer to have a semblance of a firewall, i just have to learn
> >how to set up iptables to allow the right range of tcp/udp ports access.
> >  
> >
> i was wondering that kinda thing myself. i've not seen an enumeration of 
> all ports (all, for whatever reason at any/all times) that AG uses. i 
> spose i could analyze my traffic, but don't want to miss any "corner 
> cases" that could trip it up.
> 
> Anyone have a list like that?
> 
> jmb
> 
> >i'd appreciate any pointers ;^)
> >
> >--fred
> >
> >  
> >
> 




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