[asterisk-users] SIP to IAX2 with delayed echo

[c james]

Steve Totaro wrote:
> Just for sh1t$ and giggles, try sip to sip and drop the IAX piece.
> IAX2 is not all it is cracked up to be.
> 
> Also, do a ping to see latency,  200ms is pretty much my standard.
> 

Coming from outside the network, setting up for a couple rounds of
NATting isn't going to work well.  They are not seeing it between
phones.  Others, using the polycom phones have reported echo between two
SIP on a 4ms ping trip.