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H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. Among the packets encapsulated by the GRE protocol, the payload protocol is the IPX protocol, and the bearer protocol is the IP protocol.The encapsulation sequence of the packet from the link layer to the payload data is ____ .

A) link channel layer GRE IP IPX carrier bearing data
B) link channel layer IPX GRE IP payload data
C) link channel layer IP GRE IPX carrier bearing data
D) link channel layer GRE IPX IP payload data

2. The following belong to the core layer function is ____ .( Choose one or more )

A) will be the routing policy
B) owns a large number of interfaces, and for the final connected user computer.
C) access into the security control
D) High -speed packet-switched

3. In the basic configuration of L2TP in independent LAC mode , the description of the name of the local end of the tunnel is correct.

A) In the L2TP group view, use the Tunnel name name command to configure the local tunnel name
B) default case considered, the name of a tunnel for the name of the system
C) default case considered, the name of a tunnel is empty
D) In the system view, use the Tunnel-name name command to configure the local tunnel name

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

A) There are some special SIP response messages without a start line
B) 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
C) The some SIP message contains one or more message header, used to identify the type of message
D) 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

5. Which of the following are signaling _____ .

A) by the user using the phone, pick up the telephone handset called number, outgoing echo from handset bell
B) by the user using the phone, pressing the number keys to PBX transmits the called number representing a range of low frequency tones and high frequency due.
C) by the user using the phone, pick up the telephone handset called number, the called telephone ringing
D) by the user when using the phone, pick up the telephone handset, the handset came from the dial tone.

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