Free HCIP-Datacom-Advanced Routing & Switching Technology V1.0 Exam H12-831_V1.0 Exam Practice Test

Which of the following statements about the MP_REA, CH_NLRI attribute of BGP4+ is correct?

• The length of the next hop address can be16or3
• AFI (address family)value is2,representIPv6
• NLRIfield carryIPv6Routing prefix and mask information
• the length of the next hop address is16Time,Network Address of Next Hopcarries the link-local address

Regarding BGP/MPLS IPVPN data forwarding, which of the following descriptions is wrong?

• data inB, CP/MPLS IP VPNWhen the backbone network is transmitted, it always carries two layers of labels
• The inner label when data is forwarded is defined byMP-BGPdistribute
• The outer layer label when data is forwarded can beLDPdistribute
• PEsend toCEThe data isIPv4Genuine

To prevent hackers from attacking user devices or networks through MA, C addresses, you can configure the MA, C addresses of untrusted users as black hole MA, C addresses to filter out illegal MA, C addresses.

• True
• False

BFDLink state detection at the heart (millisecond) level can be achieved.

• right
• wrong

A campus has deployed IPv6 for service testing. In the early stage of deployment, engineers wanted to achieve network interoperability through IPv6 static routes. When creating an IPv6 static route. You can specify both the outbound interface and the next hop, or only the outbound interface or only the next hop.

• True
• False

Configured on an interface: isis timer hello 5 level-2, which of the following statements is correct?

• the interfaceLevel-2ofhelloThe packet sending interval is5s
• the interfaceLevel-1andLeva 1-2ofhell. The packet sending interval is3s
• the interfaceLevel-2ofCSNPThe packet sending interval

The rollback operation of project cutover can be temporarily determined according to the situation during cutover, and no advance plan is required.

• True
• False

ping -a Xc Ys z -vpn-instance M 10.5.16.2, the meaning of this command is:

• ShouldpingsendYindivualICMPask
• ShouldpingofICMPThe request packet size isZ(excludingIPandICMPhead)
• Shouldpingpackage sourceIFPaddress isX
• Shouldpingpackage belongs toVPNexampleM

About the site in the BGPIMPLS IP VPN network architecture. Which of the following descriptions is correct?

• in any case, belong to the sameVPNDifferent sites on the
• through the sameCETerminals connected to the operator's network may belong to different sites(MCE)
• site is a groupIPsystem, a network of hosts cannot be called a site
• The two geographically separated networks must belong to different sites

In the absence of a header, the Domain ID of each OSPF process running on the router and the process ID of the processBe consistent and can be modified under the process through the domain-id command

• True
• False