[Asterisk-Users] Phones were working fine - Now there is noaudiowhen calling between extensions

[Rich Adamson]

Andrew Kohlsmith wrote:
> On Tuesday 21 March 2006 10:55, C F wrote:
>> Polycoms are not the best if you want a phone that works behind NAT.
> 
> Are you kidding me?  I used to think that anything SIP was a pain behind NAT 
> until I turned on 'nat=yes' for the peer/user/friend entry in sip.conf and 
> told the IP501 to register to the Asterisk box.  (All defaults too, no 
> special hyper-fast register interval or goofy Polycom configuration at all.) 
> 
> And even after that I wouldn't believe it until I had three of them behind a 
> plain-jane WRT54G on standard Telco dynamic IP ADSL talking to my Asterisk 
> box connected through third-party ADSL.  Calls go out, calls come in, it's as 
> if they're on the same LAN.
> 
> Seriously: It Just Works.  I keep popping into #asterisk-dev and thanking OEJ.  
> I'm still not a huge fan of SIP but I have had *no* issues with Polycom 
> IP501s behind NAT talking to an Asterisk box on a real IP.

Same here with IP600; they just work. :)