[cisco-voip] Cisco Spark/Hybrid Cloud to CUCM call failes

[Dave Wolgast]

The most common reason for these in my experience is a missing or incorrect
inbound CSS on the sip trunk(s) between cloud & prem.



On Sun, Mar 29, 2020, 7:10 AM Mike O <MikeeO at msn.com> wrote:

> Hi All,
>
> I've racked my brain on this. I cannot get a call from the cloud to the on
> prem CUCM to work. On-prem to cloud works fine so I know Expressway to
> cloud TLS is working etc. I've attached a screen shot of the call leg from
> expressway -E where the call gets rejected with 404 not found. I can ping
> and resolve cluster1.domain.com (which is the pub).
>
> Thanks,
> Mike
>
>
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