[cisco-voip] Intercluster Trunks with Different CM Version

Peter Slow peter.slow at gmail.com
Sun Jun 15 22:53:29 EDT 2008


Adam,
  There's the potential for interesting problems to occur when doing
things like hairpinning calls over the ICT, but what you are talking
about _should_ work without any problems.
  FWIW, the actual version of H.323 used in CUCM changes between those
versions of CM.

-Pete

On 6/15/08, Ed Leatherman <ealeatherman at gmail.com> wrote:
> I've got a cluster on 5.1.3 and a second on 4.1.3 and they seem to talk to
> each other just fine, fwiw.
>
>
> On Sun, Jun 15, 2008 at 4:53 PM, Adam <cisco at adman.net> wrote:
> >
> > I have a setup with two CUCM 4.1(3) clusters connected via an intercluster
> trunk. I need to upgrade one of the clusters to 6.1(2), but due to some
> third party apps the second cluster will not be upgraded at the same time.
> Are there any caveats or limitations to having disparate versions of CUCM at
> each end of the trunk?
> >
> > Thanks,
> > Adam
> >
> > _______________________________________________
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> >
> >
>
>
>
> --
> Ed Leatherman
> Senior Voice Engineer
> West Virginia University
> Telecommunications and Network Operations
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> cisco-voip at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-voip
>
>


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