[Asterisk-Users] How do you handle NAT?

[Andres]

Matthew Boehm wrote:

> We are interested in how other people are handling NAT problems. We 
> have several customers all of which have some sort of firewall/NAT 
> device at their location. For simplicity sake, all customers' internal 
> networks are 192.168.*.*.
>
> Our asterisk box is on public IP not blocked by any FW/NAT.
>
> I use QUALIFY=yes on all our customers' phones and I feel that sending 
> out 80-something keep-alive packets is causing our box to crawl and 
> cause bad calls.
>
> Would SER be better in this case? Should I have phones register with 
> SER instead of with Asterisk?

Matthew,

We use SER for user registration and NAT Keep Alives.  It can handle 
thousands of messages per second without skipping a beat.   I am pretty 
sure that Asterisk is not too happy about receiving all your keep alives:)

>
> Thanks,
> Matthew
>
>
>

-- 
Andres
Network Admin
http://www.telesip.net