What is the initial REGISTER request from a SIP endpoint rejected by Avaya Aura Session Manager (SM)?

Refer to the Exhibit.

Which two statements about a call from AST 1011111 to Remote Worker AST 1011112 are true? (Choose two.)

Acustomer called Avaya Support stating that shortly after some maintenance work was done, they cannot make or receive calls.
Which command in Avaya Aura Communication Manager (CM) can the administrator execute, to determine if the H.248 Gateways were placed in a maintenance busy state?

An Ip (AST0 user 1011111 and H.323 user 1011711 share a common Communication Manager (Evolution) server. Given the following actions:
CM will negotiate the codec for the H.323 endpoint based on CM configuration.
Session Manager verifies SIP user 1011111 in the registry and authenticated it. After authenticating the SIP user, Session manager checks the SIP user's profile for sequence applications and routes the request to communication manager.
Communication manager perform feature processing and terminates the call to the H.323 endpoint. If Sip user 1011111 calls H.323 user 1011711, In which order will these actions take place?

How can an inactive SM100 be reset?