When configuring a network interface on the Net-Net 4000, the __________ feature allows you to set parameters for gatewa

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When configuring a network interface on the Net-Net 4000, the __________ feature allows you to set parameters for gateway failure detection.
A. utility address
B. redundancy next hop
C. gateway failure message
D. gateway heartbeat


Answer : D



Which one of the following statements about SIP is FALSE?
A. The Via header field indicates the transport used for the transaction.
B. The Contact header field provides a SIP or SIPS URI that can be used to contact that specific instance of the UA for subsequent requests.
C. A SIP transaction consists of a single request and any responses to that request, which include zero or more provisional responses and one or more final responses.
D. A dialog is identified at each UA with a dialog ID, which consists of a Call-ID value, a Contact and a Request URI.


Answer : D



How many simultaneous Telnet sessions does the Net-Net 4000 support in configuration mode in standard Net-Net OS version 2.x and above?
A. 5
B. 2
C. 1
D. 10


Answer : C



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. 1,2,4,6,7,5,3
B. 1,4,6,2,7,3,5
C. 1,7,4,6,3,2,5
D. 1,4,2,7,6,3,5


Answer : B