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H3C GB0-391 Exam Syllabus Topics:

H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. In the VoIP network, the bandwidth saved by VAD technology has nothing to do with which of the following solid elements

A) mesh network extent owned room
B) selected encoding type used
C) said language and characteristics of the speaker
D) selected by signaling type

2. Which of the following descriptions about the structure of SIP messages are correct ?

A) elimination main message body content of the message is a description of the session to be set up, some special SIP message without the message body
B) The some SIP message contains one or more message header, used to identify the type of message
C) Since the start line, the message header, the message body is a SIP basic components message lacks any part of the SIP message is illegal message
D) There are some special SIP response messages without a start line

3. In the PPPoE negotiation process, which of the following PPPoE messages must contain Service-Name information ?

A) PADT ( PPPoE Active Discover Terminate )
B) PADO ( PPPoE Active Discover Offer )
C) PADI ( PPPoE Active Discover Initiation )
D) PADR ( PPPoE Active Discover Request )

4. Which of the following descriptions about L2TP tunnel ( Tunnel ) and L2TP session ( Session ) are correct is ____ .( Choose one or more )

A) The L2TP session must be carried out after the L2TP tunnel is established
B) will identify the session ( the Session ID ) is not the same message can reuse the same tunnel
C) L2TP session can be carried out before L2TP tunnel is established
D) will identify the session ( the Session ID ) is not the same message can not reuse the same tunnel

5. In BGP MPLS VPN group on the public network device using displa mpls ldp session command command checks LDP when establishing the neighbor condition, the neighbor is found Operational , said next ______ .

A) and the neighbor can not build stand LDP neighbor relationship, because for the LDP does not match the parameters
B) Label interaction has been completed with this neighbor
C) and the neighbor can not build stand LDP neighbor relationship, because the end is not so able LDP protocol
D) The LDP neighbor with this neighbor has been successfully established and can exchange label information

Solutions: