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Huawei H12-891_V1.0-ENU Exam Syllabus Topics:

Huawei HCIE-Datacom V1.0 Sample Questions:

1. Which of the following options is described correctly for the assertion mechanism? (Radio).

A) The assertion mechanism is used for the election of DR
B) In the assertion mechanism, the loser will shut down the interface with the broadcast network necklace
C) Winner's election process does not make IP address size a condition of the election
D) In the assertion mechanism, the winner is responsible for forwarding multicast data to the broadcast segment

2. If you run PIM-SM in a multicast network, you need to build a multicast forwarding tree between the multicast source and the receiver to enable the receiver to receive the multicast effect, so what are the following options for the correct tree sketch for the build?

A) What is built between the multicast source and the RP is the SPT tree
B) Built between the RPT tree
C) RP and the receiver is built between the RPT tree
D) RP and the swap is the SPT tree

3. The following statement about the alliance is correct? (Single choice questions).

A) Subsystems within a consortium can use private AS numbers. Huawei NE/AR routers, a consortium can be configured with up to 32 subsystems
B) Consortium can easily detect the routing loop within the AS because EBGP is running between the subAS.
C) The consortium divides an AS into sub-AS, and the alliance external AS still considers the consortium to be an AS
D) The subas number of the consortium, which by default notifies BGP peers outside the consortium

4. Regarding the mpLS handling mode of TTL, is the following description correct?

A) The TTL in the MPLS label has the same meaning as the TTL field in the head. TTL prevents mpLS networks from developing bad routing.
B) Pipe mode. When an IP message passes through the MPLS network, the IPTTL minus 1 is mapped to the WLSTTL field at the incoming node.
C) In MPLSVPI, if you need to hide the structure of the MPLS backbone network, you can use Uniform mode on Ingress for private network messages.
D) Unifore style, when an IP packet passes through the MPLS network, the IPTTL of the incoming node is minus l. The MPLS TTL field is a fixed value.

5. There is no routing protocol running on the router HW and only one default route reaches the remote network. On the router job with the extension Ping remote file server address 105401. The result of Ping on the router job is presented as "Request time." out"? Based on the above description, the error in the following analysis is?

A) Ping is successful, but congestion occurs on the path to the destination address
B) Router HW's next hop router does not have a path to the destination address
C) Router HW does not have a legitimate route to the destination address
D) ICMP packets can reach the destination address But the destination device failed to reply
E) There is a firewall in the remote destination network, and no ICMP traffic is allowed

Solutions: