Which ASBCE Network Interface is usually set to connect to the Public Network, and will be the first point of contact for the registration request from the Client’s IP?

A user is trying to register on their Avaya IXTM Workplace Client (Windows/Mac/iOS/Android) from the Public Network.

Which ASBCE Network Interface is usually set to connect to the Public Network, and will be the first point of contact for the registration request from the Client’s IP?
A . M2 Interface
B . M1 Interface
C . B1 Interface
D . A1 Interface

Answer: C

Explanation:

Reference: https://downloads.avaya.com/css/P8/documents/101064807 (157)