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Hello, I am writing to ask for your help in resolving an issue I am encountering. I have deployed and configured CUCM with the MRA feature for Webex; while I am able to reach my Ip phone (8841,8811...) from the Webex app, the reverse is not possible...
Hello everyone,I’m deploying Mobile and Remote Access (Webex app ) for a CUCM 15 cluster. I’d like a review of what I found so far and guidance on what could still go wrong.EnvironmentExpressway-C [version X15.5], internal LAN, certificate issued by...
Leçons tirées de la migration d'une plateforme Cisco UC critique, avec une tolérance zéro pour les interruptions de service.La plateforme avait quinze ans. L'entreprise n'arrêtait pas d'en parler.Nous avons récemment migré une ancienne plateforme de ...
I just deployed my CUCM 15 in production, and everything goes well until I connect the IP phones for testing. Unfortunately, I can't see the phones in CUCM, even though they are receiving IP addresses from DHCP as well as CUCM's own IP addresses (PUB...
Does my CUCM 15 always need to be connected to the internet to benefit from the licenses?Since I'm also going to deploy the IM&P server for Webex and other features, what should I do? If it's not on the internet, how will it work? And if it is on the...
Hi Maren,Thank you for your reply. Here is the architecture and the call flow.ARCHITECTURE- Call control: Cisco Unified CM 15 (Publisher + Subscriber, virtualized on VMware ESXi 8.0.2), migrated side-by-side from CUCM 8.- MRA: Expressway-C (internal ...
