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

Huawei HCIE-Datacom V1.0 Sample Questions:

1. The following description of the attributes of BGP is correct? Radio

A) Local_Pref is valid only between EBGP peers and is not advertised to third-party AS
B) When a BGP Speaker publishes a route learned from an EBCP peer to an IBGP peer, it does not change the next hop attribute of that routing information.
C) The AS number of the adjacent AS, ranked to the far right of the list of AS_Path in the BGP route entry.
D) A route can have only one community attribute value.

2. Two routers, connected together through the serial port, but can not ping between each other, now check the port status as follows:

Can the following information determine what the cause is?

A) Insufficient link bandwidth
B) The IP addresses on both ends are not on the same network segment
C) Subnet mask does not match the
D) The link layer protocols on both ends are inconsistent

3. The following is an error in the OSPF routing calculation (single choice).

A) OSPF router uses the FULL SPF algorithm to calculate all nodes in the network when initially calculating routes
B) Compared to the PRC algorithm, the ISPF algorithm only calculates the changed leaf nodes when the route changes PRC algorithm to recalculate routes
C) When the first and second class LSAs on the network change, OSPF uses the ISPF algorithm to recalculate the routes. The

4. As shown in the figure, SWA, SWB, SWC all run RSTP, GED/O/2 on SWB Ports and GEO/0/1 ports on SWC have a port role of? Radio

A) Alternative port, Backup port
B) Backup port, root port
C) Backup port, Alternative port
D) Root port, Designated port

5. As shown in the figure, three switches S1, SW, and SN3, where SWI is the root bridge, and link congestion occurs between SI and SW2, SWD cannot receive the configuration BPDU sent by the root bridge, which spanning tree protection mechanism does the administrator need to configure to prevent the problem caused by link congestion? (Single choice questions).

A) root protection
B) BPDU Protection
C) Loop Protection
D) PreventS TC-BPDU attacks

Solutions: