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

[Anthony Holloway]

lol, not exactly off list there buddy.  ;)

On Thu, May 28, 2020 at 1:32 PM Lelio Fulgenzi <lelio at uoguelph.ca> wrote:

> *Replying off-list…*
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> Yes, I took down our telephone system once by inserting a blank
> translation in the none partition.
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> What did I know? I was young and naïve. 😉
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> Of course, with CCM v2 or v3, anything was possible. 😉
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> *From:* cisco-voip <cisco-voip-bounces at puck.nether.net> *On Behalf Of *Lelio
> Fulgenzi
> *Sent:* Thursday, May 28, 2020 2:30 PM
> *To:* Anthony Holloway <avholloway+cisco-voip at gmail.com>; Kent Roberts <
> kent at fredf.org>
> *Cc:* cisco-voip at puck.nether.net
> *Subject:* Re: [cisco-voip] Migration from CUCM/UCXN/UCCX 8.5 to 12.5
>
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> I call blank translation patterns. 😉
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> *From:* cisco-voip <cisco-voip-bounces at puck.nether.net> *On Behalf Of *Anthony
> Holloway
> *Sent:* Thursday, May 28, 2020 2:02 PM
> *To:* Kent Roberts <kent at fredf.org>
> *Cc:* cisco-voip at puck.nether.net
> *Subject:* Re: [cisco-voip] Migration from CUCM/UCXN/UCCX 8.5 to 12.5
>
>
>
> *CAUTION:* This email originated from outside of the University of
> Guelph. Do not click links or open attachments unless you recognize the
> sender and know the content is safe. If in doubt, forward suspicious emails
> to IThelp at uoguelph.ca
>
>
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> Or turn it into the first cisco-voip community project, and we all jump in
> and help?  I call translation patterns!
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> On Thu, May 28, 2020 at 12:57 PM Kent Roberts <kent at fredf.org> wrote:
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> Might be less work to just start over…..
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> On May 28, 2020, at 10:25 AM, Matthew Loraditch <
> MLoraditch at heliontechnologies.com> wrote:
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> Here’s a fun one. We have taken over support of these ancient servers
> hosted on Esxi 4.1 on UCS-C200-M2s!
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> Exact Versions are:
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> 8.5 SU2 for CUCM/UCXN
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> 8.5 FCS for UCCX
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> Each  is a pair of servers.
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> 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.
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> 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.
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> 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!)
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> For CUCM/UCXN I need to go to 8.6 anything and then I can go to 11.5 and
> then to 12x
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> 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.
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> 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.
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> 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.
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> 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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