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Huawei H12-891 Exam
HCIE-Datacom V1.0 (Page 9 )

Updated On: 7-Feb-2026
Page 9 of 123
PDF with 610 Questions

What is the wrong description of the function of OSPFv3 protocol authentication?

  1. OSPFv3 can only establish a security alliance SA using manual mode
  2. Huawei router OSPFv3 IPSec authentication can not only support transmission mode, but also support tunnel mode
  3. OSPFv3 authentication relies on IPv6 packet authentication headers and encapsulation
    security net load headers
  4. The OSPFv3 protocol header removes the Type and Automation fields

Answer(s): B



A VRRP virtual router configuration VRID is 3 and the virtual IP address is 100 1. 1. 10, so what is the virtual MAC address?

  1. O0-00-5E-00-01-64
  2. 01-00-5E-00-01-03
  3. 01-00-5E-00-01-54
  4. 00-00-5E-00-01-03

Answer(s): D



To implement the traffic filtering function, you can use trapp-filter or MQC, which can be called in more views than traffic-filter

  1. FALSE
  2. TRUE

Answer(s): B



BGP routing policies can control the publication and acceptance of routes

  1. TRUE
  2. FLASE

Answer(s): A



The following statement about the NSSA area is correct (multiple choice).

  1. In the NSSA area where the OSPF neighbor sends hello packets, the N position 0, E within the option field Position 1
  2. The NSSA zone must automatically generate a default LSA to access the external network
  3. The NSSA zone generates a Category VII LSA to advertise external routing, and the FA address in the Category VII LSA acts to prevent loops
  4. In the OSPF neighbor in the NSSA region sends hello packets, position 1 within the option field , position E

Answer(s): D






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