H3C Constructing Secure optimized WANs v2.0 認定 GB0-391 試験問題:

1. The functions supported by RAS signaling are ______

A) access the request
B) band width request
C) GK Discovery
D) predetermined bit requests
E) like state indication
F) Note Book

2. Which of the following H.225 messages called for the direction of the caller indicates that call processing progress state ?

A) Progress
B) Call-proceeding
C) Alerting
D) Setup

3. In the H.323 call flow, if two terminals registered to the same gatekeeper adopt the direct call mode, then

A) Messages such as ARQ and ACF are directly exchanged between the two terminals
B) Messages such as Setup and Connect are directly exchanged between the two terminals
C) H.245 capability negotiation is completed directly between two terminals
D) to the answers are right

4. When the user uses the phone, after picking up the phone handle and inputting the called number, which of the following signaling does the ringing of the called phone belong to ______ .

A) letter information signaling
B) Call call signaling
C) monitoring tube signaling
D) to address signaling

5. The following statements about the client, LAC and LNS in L2TP are correct _____ .

A) customer client can at the same time as the LAC
B) a th LAC simultaneously with the plurality of LNS to establish a connection
C) LAC can act as LNS at the same time
D) customer client at the same time as LNS

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