[cisco-voip] Migration from CUCM/UCXN/UCCX 8.5 to 12.5

[Anthony Holloway]

Kent: Backup…. Do the update… export the data.   Reinstall, and import….?
Also Kent:

[image: image.png]

On Thu, May 28, 2020 at 1:47 PM Kent Roberts <kent at fredf.org> wrote:

> Backup…. Do the update… export the data.   Reinstall, and import….?
>
>
> On May 28, 2020, at 12:01 PM, Anthony Holloway <
> avholloway+cisco-voip at gmail.com> wrote:
>
> Or turn it into the first cisco-voip community project, and we all jump in
> and help?  I call translation patterns!
>
> On Thu, May 28, 2020 at 12:57 PM Kent Roberts <kent at fredf.org> wrote:
>
>>
>> Might be less work to just start over…..
>>
>>
>> On May 28, 2020, at 10:25 AM, Matthew Loraditch <
>> MLoraditch at heliontechnologies.com> wrote:
>>
>> Here’s a fun one. We have taken over support of these ancient servers
>> hosted on Esxi 4.1 on UCS-C200-M2s!
>>
>> Exact Versions are:
>> 8.5 SU2 for CUCM/UCXN
>> 8.5 FCS for UCCX
>>
>> Each  is a pair of servers.
>>
>> Have new M5s and flex licensing… need to get to 12.5..  8.5 docs are dead
>> for CUCM/UCXN and 8 and 9 docs are dead for UCCX. ISOs I may need are not
>> available publicly.
>>
>> Also fun wrinkle the new host are across the WAN and for many logistical
>> reasons are staying there. The migration to the new hosts will have to be
>> via DRS or maybe PCD somehow? Not sure if the bandwidth available to get
>> data across will be fast enough to finish in the allotted time period. My
>> plan was a change freeze window and copy/restore the backups and then
>> activate the new servers and move the subnet to the new location.
>>
>> As best I can tell I need to get UCCX to SU4 of 8.5.1 then I can go to
>> 10.6 SU3 and then to 12x (with the fun of two CAD upgrades and then a
>> migration to Finesse!)
>>
>> For CUCM/UCXN I need to go to 8.6 anything and then I can go to 11.5 and
>> then to 12x
>>
>> I think my plan is to do the upgrades to the interim versions on the old
>> hosts then migrate to the new and then finish the upgrades. The old hosts
>> will need ESXi upgrades to an interim version.
>>
>> Anyone have thoughts on what they would do here? This is partially
>> depending on TAC being able to provide me the ISOs I will need, but I
>> presume there is an archive.
>>
>> In theory some sort of PCD migration is also an option, but I’ve never
>> done one and not sure how it could handle the subnet situation that will
>> have to exist.
>>
>> Welcome to my fun life!
>>
>>
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>>
>> Matthew Loraditch​
>> Sr. Network Engineer
>> p: *443.541.1518* <443.541.1518>
>> w: *www.heliontechnologies.com* <http://www.heliontechnologies.com/>  |
>> e: *MLoraditch at heliontechnologies.com*
>> <MLoraditch at heliontechnologies.com>
>> <image989392.png> <http://www.heliontechnologies.com/>
>> <image983202.png> <https://facebook.com/heliontech>
>> <image808092.png> <https://twitter.com/heliontech>
>> <image029668.png> <https://www.linkedin.com/company/helion-technologies>
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>>
>>
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>
>
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