Can you verify that the

alfredobosca · ‎03-10-2016

Hello,

I have a ESXi CUCM working fine and another VM with Windows OS. If try to access RTMT tool always appear this issue.

I have verified that there is connection between VM- Windows OS and CUCM VM.

Best regards,

Chris Deren · ‎03-10-2016

What are you entering as the IP address? It needs to be the IP/FQDN of the CUCM Publisher node.

Jaime Valencia · ‎03-10-2016

Have you tried from some other PC??

HTH

java

if this helps, please rate

alfredobosca · ‎03-10-2016

I have tested with another real PC and doesn't work. And the port 8443 is opened. This issue is very strange.

Best regards,

Tristan Cober · ‎03-10-2016

Can you verify that the "Cisco CallManager Serviceability RTMT" service is started?

alfredobosca · ‎03-11-2016

The service is working. Furthermor I have restarted and doesn't works still.

Joseph Innis · ‎01-25-2018

I experienced this very same issue with a similar setup and was able to correct it by running RTMT in compatibility mode from my Windows VM.

RTMT cannot communicate