[cisco-voip] Upgrading CM from 4.2 to 8.6 IOS upgrade required ?

[Jason Burns]

http://www.cisco.com/en/US/docs/ios/voice/command/reference/vr_s01.html#wp1295893


On Mon, Apr 9, 2012 at 6:44 PM, Ki Wi <kiwi.voice at gmail.com> wrote:

> Hi Jason,
> Thanks!
>
> In that case, I'm wondering is there a recommended/compatible version by
> Cisco for each CUCM release? Anyone out there happens to know ?
>
> Was looking thru it, managed to find a list of softwares including IOS
> released together with CUCM. However, they are simply consider same release
> 'train'. Not minimum version to run with CUCM or other component like ucce
> or uccx.
>
> Sent from my iPhone
> Pls pardon my fat fingers.
>
> On 10 Apr, 2012, at 12:22 AM, Jason Burns <burns.jason at gmail.com> wrote:
>
> Are you using IOS hardware conferencing, transcoding, or MTP?
>
> In those cases I recommend upgrading IOS to something that supports the
> right "sccp ccm <> version <>" command. This way you get the best support
> for things like RFC2833 on your MTPs and Transcoders.
>
> Otherwise I agree that the H.323 GWs themselves are mostly version
> independent for compatibility.
>
> -Jason
>
> On Mon, Apr 9, 2012 at 11:41 AM, Jorge L. Rodriguez Aguila <
> jorge.rodriguez at netxar.com> wrote:
>
>> Cisco specifies some compatibility guidelines for h.323 devices within
>> the CUCM Compatibility list, the reality is that an H.323 Gateway is a
>> standalone device and h.323 is a standard so I would take a stab and say
>> that as old as the IOS might be, 95% of all functions you might require
>> will most likely work with your current IOS but the usual Leal caveat of
>> Your mileage may vary is also included.
>>
>> Jorge
>>
>>
>> -----Original Message-----
>> From: cisco-voip-bounces at puck.nether.net [mailto:
>> cisco-voip-bounces at puck.nether.net] On Behalf Of Ki Wi
>> Sent: Sunday, April 08, 2012 10:31 PM
>> To: cisco-voip at puck.nether.net
>> Subject: [cisco-voip] Upgrading CM from 4.2 to 8.6 IOS upgrade required ?
>>
>> Customer is using h323.
>>
>> Unless MVA is required else can we leave the router in their original
>> firmware ?
>>
>> Sent from my iPhone
>> Pls pardon my fat fingers.
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>
>
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