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H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. The VPI/VCI parameters of ADSL connection are negotiated and determined in ____ .

A) Jian Li low-level link VCC
B) PPPoE negotiation
C) Line Road activate
D) DMT modulation

2. Which of the following components is made up of the DiffServ model ?

A) the DS inner portions node ( the DS Interior Nodes )
B) DS boundary nodes ( DS Boundar Nodes )
C) DS domain ( Differentiated Service Domain )
D) Non- DS domain
E) DS District ( Different Service Region )
F) edge border links and internal links

3. Which of the following factors will not affect the VoIP voice quality ______?

A) Packet loss on IP network
B) back sound
C) selected by signaling type
D) choose a type of numbering

4. A company's PBX is connected to the operator's telephone network through an E1 line.Due to the company's expansion, it needs to be able to meet 50 concurrent voice calls.Need to apply for an E1 line ? ( Fill in Arabic numerals )

A) 1

5. Which of the following statements about VPNv4 addresses is correct is _______ .

A) VPNv4 addresses have more RD prefixes than IPv4 addresses
B) VPNv4 address will not appear in user data packets
C) In BGP MPLS VPN group network, a public network forwarding the packet destination address is VPNv4 address
D) VPNv4 address length is 96bit

Solutions: