AP0-001 Exam Dumps : Acme Packet Certification Certification Exams Boot camp & Braindump

Which one of the following statements about the SIP-NAT is TRUE?

In this scenario, the User Agents (UAs) are both SIP-enabled phones. What is the correct order of this basic SIP message flow?

1)The UAC initiates the session with an INVITE.

2)The UAS sends a 200 OK message indicating that the request has succeeded.

3)Media is exchanged bidirectionally.

4)The UAS sends a 100 Trying response back to the UAC

5)The UAC sends a BYE message. This is followed by a 200 OK final response message sent by the UAS.

6)The UAS sends a 180 Ringing message.

7)The UAC sends an ACK message confirming that it has received a final response to INVITE.

A __________ is a logical definition on the Net-Net Session Director of a network or group of networks composed partly of devices that provide real-time communication sessions made up of signaling messages and potentially media flows.