H31-124_V2.0 Online Practice Questions and Answers

Is the following statement correct or incorrect? Because a bypass tunnel Is manually created during TE FRR configuration, the constraint shortest path first (CSPF) does not need to be enabled.

A. True

B. False

Which of the following statements are correct?

A. Both TE FRR and VPN FRR are used to protect tunnels, and therefore they can replace each other.

B. After VPN FRR is deployed, the end-to-end service convergence time is shorter than 1 second.

C. TE FRR Implements quick traffic switchovers if a PE becomes faulty.

D. VPN FRR implements quick traffic switchovers if a PE becomes faulty.

An internal FTP server wants to provide the ftp service to the internet, which of the following NAT methods can be used?

A. Destination NAT

B. No-PAT

C. NAT Server

D. NAT Inbound

Policy-based Routing can be used for traffic classification and marking when deploying QoS. Classification can be made based on ACL and packet length, marking can be made by modifying DSCP or IP Precedence field of packet.

A. True

B. False

Which of the following statements is correct regarding Hellolnterval in OSPF?

A. The range of Hellolnterval is from 0 to 65535.

B. Hellolnterval can be modified by administraor.The smaller the value, the faster (he topology change discovery.

C. Hellolnterval is 10 seconds for NBMA and broadcast network by default.

D. Hellolnterval is 30 seconds for P2P and P2MP network by default.

BGP Is an exterior gateway protocol which runs among ASs. It focuses on routes control and selection of optimal routes rather than discovery and calculation of routes.

A. True

B. False

Which of the following statements regarding Attachment Bit are correct?

A. After the Level! router receives Level-1 LSP with Attachment bit set to 1, it will generates default route with the nearest Level-1-2 router as the next hop.

B. The Attachment Bit can be generated by the Level-2 or Level-1-2 router.

C. The Attachment Bit can be generated in Level-2 LSP.

D. The Attachment Bit is carried In Level-1 LSP generated by Level-1-2 router connected to another area.

In BGP4+, both the NUU field and next-hop attribute can be expressed with an IPv6 address and prefix.

A. True

B. False

Which of the following statements regarding the description of MPLS are correct?

A. Egress LER forwards packets based on IP routing table.

B. Core LSR forwards packets based on label.

C. Ingress LER forwards packets based on label.

D. Core LSR forwards packets based on IP routing table.

Which of the following MPLS TE components is used to set up tunnel?

A. Path calculation

B. Information distribution

C. Packet forwarding

D. Signaling