[asterisk-users] SIP Listen Multiple Ports

[Steve Edwards]

>> 1 jan 2010 kl. 20.04 skrev Shariq Khan:

>>>> I m using Asterisk 1.4 , can i bind multiple ports to SIP at a time

On Sun, 3 Jan 2010, Steve Edwards wrote:

>> You can configure OpenSER/Kamailio/OpenSIPS to listen to multiple 
>> addresses and ports and "forward" to Asterisk on the same or different 
>> boxes.
>>
>> I like to configure systems with OpenSER running on each box, 
>> forwarding calls to Asterisk across the same set of boxes for 
>> redundancy, load balancing, and maintenance (being able to take an 
>> instance of Asterisk or an entire box out of production).

On Mon, 4 Jan 2010, Vikram Ragukumar wrote:

> Would it be more efficient to use libnetfilter_queue() to listen to 
> specific addresses / ports and forward to Asterisk?

Yes, but the number of SIP control messages are usually insignificant 
compared to all the RTP packets.

> If so, what would I be losing in not letting OpenSER do it?

All the goodness that OpenSER brings to the table. I just "scratched the 
surface" above with all the features of OpenSER/Kamailio/OpenSIPS.

-- 
Thanks in advance,
-------------------------------------------------------------------------
Steve Edwards       sedwards at sedwards.com      Voice: +1-760-468-3867 PST
Newline                                              Fax: +1-760-731-3000