GB0-392 EXAM PREPARATION

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Question #1 (Topic: Demo Questions)

Which of the following functions are provided on the access layer?

A large amount of interfaces are provided for interconnection among computers of end users.

Access security control

High-speed packet switching

Complex routing policy

Correct Answer: A, B

Question #2 (Topic: Demo Questions)

When the link type of the ONU port is Trunk, the downlink packet processing mode is ______.

Only packets without tags can pass through the port, and default VLAN tags are added to the packets.

Only packets with default VLAN tags can pass through the port and the tags will be removed.

For packets without tags, the port adds default VLAN tags to the packets. For packets with tags, the port directly forwards the packets.

Only packets with tags can pass through the port.

Correct Answer: D

Question #3 (Topic: Demo Questions)

The VPN can be classified into ______ types according to the operation mode.

Intranet VPN

Internet VPN

CPE-Based VPN

Network-Based VPN

Correct Answer: C, D

Question #4 (Topic: Demo Questions)

When an L2TP header is encapsulated to a PPP frame, correct Tunnel ID and Session ID are marked to identify the tunnel and session attributes.

The Tunnel ID in the L2TP header is allocated by ______, and Session ID is allocated by ______.

Local LAC, local LAC

Peer LNS, peer LNS

Local LAC, peer LAC

Peer LAC, local LAC

Correct Answer: B

Question #5 (Topic: Demo Questions)

For L2TP networking, user authentication methods of LNS include ______.

Proxy authentication

Forced CHAP authentication

IPCP renegotiation

LCP renegotiation

Next Question

Correct Answer: D

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