On Wednesday 24 May 2006 07:01, Daniel-Constantin Mierla wrote:
> > I notice that during a dialog session from a UA to the server going to
> > the PSTN gateway, it was refering to this Call-ID until the point when
> > the request was forwarded to the PSTN gateway. When the PSTN gateway
> > replies, it replied with a same Call-ID with a different IP address at
> > the back ([EMAIL PROTECTED]
> > <mailto:[EMAIL PROTECTED]> )
>
> That is very wrong. Maybe there is an ALG in the path which replaces the
> private address with public ones, but that should not apply to the
> call-id. The caller should reject the reply.

I have actually seen an ALG do exactly that before, and my client dropped all 
messages coming back through it, as expected. 

---Mike

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