[cisco-voip] Jabber via MRA failover from one CUCM node to another

[Anthony Holloway]

" This is a surprise to me that this fundamental feature is still not
supported after many years."

Are you new to working with Cisco solutions?

On Wed, Jul 29, 2020 at 12:02 AM Gerence Guan <cisco.guan at gmail.com> wrote:

> Hi All,
>
> I found this old post from Cisco community.
>
> https://community.cisco.com/t5/ip-telephony-and-phones/jabber-softphone-via-mra-does-not-fall-over-to-secondary-cucm/td-p/2807099
>
>
> Is this still true for Jabber 12.8, MRA 12.5 and CUCM 12.5?
>
> In the MRA 12.6 deployment guide it says
> Cisco *Jabber* clients support IM and Presence Service failover over MRA.
> However, they *don't support* any other type of MRA-related redundancy or
> *failover*—*including SIP*, voicemail, and User Data Services (UDS).
> Clients use a single UDS server only.
>
> https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/expressway/config_guide/X12-6/exwy_b_mra-expressway-deployment-guide/exwy_b_mra-expressway-deployment-guide_chapter_01.html
>
>
>
> In the Jabber 12.8 planning guide, it says High Availability(failover) of
> audio and video service is not supported
>
> https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/jabber/12_8/cjab_b_planning-guide-cisco-jabber-128/cjab_b_planning-guide-cisco-jabber-128_chapter_010.html
>
>
> If anyone has a MRA lab, can you please help to test it buy just
> disconnect the first cucm node in the jabber's ccm group and verify whether
> jabber can register to the second node in the ccm group?
>
> This is a surprise to me that this fundamental feature is still not
> supported after many years.
>
> Best Regards
> Guan
>
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