72300X Exam Question 21

Refer to the exhibit.
Avaya Tier 3 support receives a case escalated by Tier 2 where the customer cannot receive incoming calls, but can make calls out successfully. The trace shows that the incoming calls arrive at the Avaya Session Border Controller for Enterprise (SBCE) but fail to get routed into the customer enterprise network.
Based on this information, what is and is not working?
72300X Exam Question 22
Which statement about Network Routing Policies in Avaya Aura Session Manager (SM) is true?
72300X Exam Question 23
What are two ways to view the ipcs.log file of an Avaya Session Border Controller for Enterprise (SBCE) High Availability (HA) system? (Choose two.)
72300X Exam Question 24
Under which condition is a Business Partner/Avaya Tier 2 not required to escalate to Avaya Tier 3?
72300X Exam Question 25
Which three protocols assist the WebRTC functionality to overcome the Network Address Translations (NAT) challenges? (Choose three.)