[cisco-voip] IOS / CM

[Ki Wi]

I have a live site using cucm 7.1.5 with h323 vg @ 12.4 (forget the exact
version), the router was deployed somewhere in dec 2008. No problem so far.

On Tue, Jul 20, 2010 at 1:17 AM, Scott Voll <svoll.voip at gmail.com> wrote:

> So we are moving from CM 4.2 to 7.1.5.
>
> according to this:
> http://www.cisco.com/en/US/customer/docs/voice_ip_comm/uc_system/unified/communications/system/versions/IPTMtrix.html#wp1016708we need all our Router up to 15.0.1M for CM 7.1.3
>
> my questions:
>
> 1.  What about 7.1.5?
> 2.  Why do you need to upgrade to a 15.0 IOS?  Could 12.4T work?
> 3.  If we upgrade IOS to 15.0 will the Routers (VGWs) still work on CM 4.2?
>
> If you have any info on the relationship between IOS and CM I would like to
> understand it more completely.  I have both H323 and MGCP VGW's.  Since some
> of them are H323 does the IOS requirements go out the window?
>
> Thanks
>
> Scott
>
>
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