H3C Constructing Secure optimized WANs v2.0 : GB0-391

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H3C GB0-391 Exam Syllabus Topics:

H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. A company network through the corporate router RTA access port S0 / 0 is connected to the external network.In order to avoid congestion at the egress of the external network, the company hopes to limit the data traffic of various departments in the inbound direction of the RTA interface S0/0 .Which of the following technologies is appropriate ?

A) GTS
B) LR
C) WRR
D) CAR

2. Downstream LSR devices Label mapping cancellation message to its FEC assigned ______ released to the upstream LSR .

A) a tag ( OUT the Label ) information
B) Outbound interface information
C) to all information
D) the label ( the IN the Label ) information

3. Among the following VPN technologies, the VPNs belonging to the second layer are:

A) IPSce VPN
B) VLL
C) VPLS
D) GRE VPN

4. Which of the following descriptions of traditional telephone systems are correct?

A) electrically telephone dial tone and positive tone, as there are peer PBX or central office switch provides complete voltage
B) pass the real machine is FXS ordinary telephone device, via an ordinary telephone connected to a central office switch dialing FXO interface
C) electrically telephone user connected to the ring down PBX or central office switches, are connected by a telephone subscriber loop and PBX a line between a pair comprising a TIP and Ring , wherein Qing ground, TIP access PBX negative electrode

5. In BGP MPLS VPN of networking, PE equipment distributed to end PE device private network which will not carry the following ______ .

A) RT
B) Private network MPLS label
C) RD
D) Public network MPLS label

Solutions: