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H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. A PBX of a company in Beijing was originally connected to the operator's telephone network through an analog line, using a total of 18 analog lines.In order to reduce maintenance complexity, it is proposed to apply for a digital line from the operator. ______ is the most economical choice.

A) E&M
B) ATM
C) E1
D) T1

2. The following descriptions belong to the handshake layer function of the SSL protocol _______ .

A) insurance certificate, reliable data transmission
B) Negative responsible for the establishment, maintenance SSL session
C) isobutyl the normally turned off SSL connection
D) Association key used to encrypt the parameter provider

3. In L2TP VPN , LAC ( LATP Access Concentrator , L2TP access concentrator ) receives the IP data packet sent from the remote system to the server , and needs to encapsulate the data packet and send it to LNS ( L2TP Network Server , L2TP) Network server ) , the encapsulation format of the data packet transmitted between LAC and LNS is

A) Private network data packet ->PPP header ->UDP header -> public network IP header ->L2TPT header
B) Private network data packet ->PPP header ->L2TPT header ->UDP header -> Public network IP header
C) Private network data packet ->L2TPT header ->PPP header ->UDP header -> public network IP header
D) Private network data packet ->PPP header ->UDP header ->L2TPT header -> Public network IP header

4. About MPLS label to sign in S description field of the right is _______ .

A) S used to identify the presence or absence in the MPLS nested label, a packet can have more than one MPLS label
B) S is 1 indicates that the MPLS label one last a th MPLS label, followed by a MPLS packet payload
C) S is 0 indicates that the MPLS standard tab first, last a MPLS label, followed by a MPLS packet payload
D) S word segment only .1 th bit

5. To reinforce the company's network, you need to ____ user authentication and authorization.

A) access into the internal network users
B) Liu Users browse the company's external website
C) Gordon user land network equipment
D) access to the network of the network printer / video terminals

Solutions: