[Serusers] NAT

Bruno Lopes F. Cabral bruno at openline.com.br
Mon Nov 15 13:47:46 CET 2004


Hello there

Java Rockx wrote:
> Andrei,
> Thanks for the info. But if I understand you're comments
 > correctly you're saying that either of these configurations
 > work *without* putting holes in the client's firewalls:
> 
> Option 1) Use nathelper and rtpproxy 
> Option 2) Use mediaproxy
> 
> IMHO, I'd be surprised if my config was wrong when I attempted
 > "Option 1" because I used nothing more than the example ser.cfg
 > that comes with the source distro.

I used the example config found at
http://cvs.berlios.de/cgi-bin/viewcvs.cgi/*checkout*/ser/sip_router/etc/nathelper.cfg?rev=1.1.2.1

 > My results were not good because all client side firewalls
 > required specific UDP ports to be opened. I tried with the
 > following UA's behind a 2wire DSL router:
> 
> Grandstream ATA 486
> Grandstream BudgeTone BT100

I also tested these two, and they passed here with
nathelper/rtpproxy

Cheers
!3runo




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