[cisco-voip] Can MRA work with old UCM configured with IP addresses?

[Charles Goldsmith]

never tried, but I wouldn't be surprised if FQDN is required.  Are your
hosts discovered in the expressway core and showing as TCP Active?  I'm
also assuming you have TLS verify mode off?

On Wed, Apr 1, 2020 at 9:13 PM Dana Tong <dana.tong at yellit.com.au> wrote:

> Hi all,
>
>
> I have a customer who was installed some 9 years ago and the hosts were
> all configured with IP address instead of FQDN. They’re up on UCM 10.5(2)
> now and I have spun up Expressway X12.5.7.
>
> The UC Traversal zone is up and running. The Expressway’s have
> certificates installed.
>
> However I am hitting issues with getting the edge config and signing in. I
> get the usual “cannot communicate with server” when I try to login with
> Jabber.
>
>
>
> I’ve tried changing some things such as configuring the UCM, IM&P, Unity
> servers in Expressway-C by IP or FQDN and have had some varying results on
> the Collaboration Solution Analyser. Sometimes its downloads the user UDS
> configuration and sometimes it doesn’t.
>
>
>
> Is MRA do-able with the UCM using IP address? Or am I going to have to
> bite the bullet and reconfigure all the devices to use FQDN for their
> clustering? Or is there some kind of easy fix?
>
>
>
> Cheers
> Dana
>
>
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