[Spce-user] Peer call not completing

[Andrew Pogrebennyk]

John,

On 09/03/2012 04:36 PM, John Murray wrote:
> My impression is that the Record-Route list is having an effect on this
> as the ACK seems to be passed around internally to the proxy and the
> B2BUA and then the external address.

The RURI must be set to Contact header from 200 OK and the Route set
must contain Record-Route's from the 200 in reversed order.

> Which fields other than Call ID are matched to an incoming ACK?

From/To tags and CSeq.
If you send me the trace privately I will have a look at this.
HTH.
Andrew