We are getting failed message from while trying to register lifezie with CUCM
attached logs for our attempt
Thanks a lot i figured out that the issue was a small missing configuring on the device configuration page on CUCM as the digest user wasnt associated with the user i created
At this point, I think you might do well to open a support ticket with our team. They will be able to help you troubleshoot the issue.
You can open a ticket at Contact the Lifesize Customer Support Team or you can chat with a rep using the chat tool found here Meet Your Support Team.
From a quick look at the TCP dump it looks like the CUCM is rejecting the registration requests from the endpoint. A support case would confirm but you may want to confirm that everything is configured as per this document before opening:
Interoperability with Cisco CM
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