A customer reports that when they make a call from an H.323 endpoint at the main office to an H.323 telephone at the branch office across the WAN, the call fails due to codec mismatch.
If misconfigured, which three Avaya Aura Communication Manager (CM) forms can be causing this problem? (Choose three.)

In a SIP trace capturing PPM messages, which device sends the getCallHistory PPM request, and what is it requesting?

A customer called Avaya Support after their telecom administrator was unable to add 50 new telephones for new hires. Avaya Support determined that the number of telephones exceeded the capacity the system could support. Which pre-implementation step was omitted?

A customer has added a CS1000 SIP Entity and Entity Link using TLS port 5061, but users are unable to call any Avaya Aura users that are connected via the same Avaya Aura Session Manager (SM). Which two of the following traces or logs are most relevant to debugging this problem and should be included in the trouble ticket raised with Tier 3 support?

How can you show that a session is actually reaching the Avaya Aura Media Server (AAMS)?