You have performed the following tasks to check Communication Manager (CM) is ready for service:
-CM Server Web Configuration Interface access.
-CM SAT Application Configuration Interface access.
-Install the authentication file.
-Verify that CM is using the right Licensing Server and license is installed. -Verify
CM Version.
You try to register an H.323 telephone but it is being rejected by CM.
What is causing the problem?

Question

You have performed the following tasks to check Communication Manager (CM) is ready for service:

-CM Server Web Configuration Interface access.

-CM SAT Application Configuration Interface access.

-Install the authentication file.

-Verify that CM is using the right Licensing Server and license is installed. -Verify

CM Version.

You try to register an H.323 telephone but it is being rejected by CM.

What is causing the problem?

Vyas Dookhun · Accepted Answer

No DSP resources are available since the Media GW is not registered or AMS is not in service to provide DSP.

Vyas Dookhun · Answer

No Signaling Group or Trunk Group has been configured to Avaya Aura® Session Manager (SM).

Vyas Dookhun · Answer

The COR of the station needs to be changed to allow registration.

Vyas Dookhun · Answer

The H.323 telephone needs firmware upgrading.

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