[cisco-voip] CallManager 6.1 BE to CME 3.0 Trunk

[Aman Chugh]

Any reasons/features why you wanted to SIP, usually cme is defined as an
H.323 gateway on CM and CME uses standard VOIP (H.323) dial peers back to
CM.



On 6/20/08, Jason Aarons (US) <jason.aarons at us.didata.com> wrote:
>
>  I have  3-4 smaller sites running CME 3.0 and a larger site with
> CallManager 6.1 BE.
>
>
>
> I was thinking of setting up SIP trunks between them with specific 4-digit
> extension route patterns.
>
>
>
> Any caveats (eg CME 3.0  version upgrade) with this?
>
>
>
> They have a lot of firewalls and I thought that H323 trunks might have
> issues with the firewalls.
>
>
>
> Should be Device Trunk in CallManager and SIPv2 dial-peers in CME 3.0.
>
>
>
> I assume this would work but never tried it, search on CCO didn't find this
> exact setup.
>
>
>
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