[cisco-voip] Cisco AS gateways aren't doing SIP strict routing correctly?

[Nick Matthews]

There have been huge improvements in the SIP code since 12.3 mainline
code.  If you device allows it, you may want to try 12.4(20)T,
12.4(15)T, or whatever the latest image is you can get on your
platform.

-nick

On Tue, Feb 24, 2009 at 9:18 AM, Andrew Pogrebennyk
<andrew.pogrebennyk at portaone.com> wrote:
> Hi,
> Cisco AS series gateways send ACK request with Request-URI carrying URI of
> the next proxy server (taken from the Record-Route) - in other words, it's
> doing strict routing. However, while it also puts the Route header into ACK
> following 200 OK, it doesn't put Route header into ACK following the error
> response, e.g. 404. I can't get the ACK message routed to destination
> because of that. Am I the first to notice this or it's a known issue? I've
> tried the IOS version 12.3(18) and 12.3(26). Thanks,
>
> --
> Sincerely,
> Andrew Pogrebennyk
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