[Freeswitch-users] Newbie need help: no sound when dialing test numbers

[Daniel Swarbrick]

On Tue, 2008-05-27 at 14:38 +0200, Klaus Teller wrote:
> Problem solved. Firewall was blocking all ports (except 5060). BTW. Can anybody tells me which ports need to be opened for RTP? 
> 
> Thanks,
> Klaus.
> 

There is no exact specification for RTP port numbers, however it is a
generally accepted rule that for audio RTP, ports 16384-32767 are used.

http://www.cs.columbia.edu/~hgs/rtp/faq.html#ports