Re: [GnomeMeeting-list] Help troubleshooting Gnomemeeting

[Miguel Rodríguez <migrax terra es>]

El vie, 11-01-2002 a las 15:11, Erik Reuter escribió:
> On Fri, Jan 11, 2002 at 02:20:36PM +0100, Damien Sandras wrote:
> 
> > Probably not, but the problem is not from you to the other end, but
> > from the other end to you. It means that you would have to communicate
> > with somebody who is using a port below 2000, for example.
> 
> Can anyone suggest a good way to test which ports are blocked on my
> machine? I'm not much of a programmer, nor am I an expert on routers and
> TCP. Any help is appreciated.
> 
> For a specific example, how can I check if packets bound to my computer
> on port 5000 are getting through? I used nmap to portscan all ports from
> 1-6000, but the highest port it detected open was 1720 (GM was running
> at the time). I think that no program was listening on port 5000 at the
> time. How can I tell the difference between no program listening on a
> port, and the port being blocked?
> 
Nobody is listening on port 5000 because GM does not listen on _TCP_ por
5000. You must have port 5000 and 5001 open port _UDP_ traffic.
> 
> 
-- Miguel