Huawei H12-221 Exam
HCIP-Routing&Switching-IERS (Huawei Certified ICT Professional-R&S-IERS) (Page 8 )

Updated On: 7-Feb-2026

Which of the following route entries matches ACL 2001 that is defined below?
1.0.0.0/8, 1.2.0.0/16, 1.2.3.0/24, 1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24, 1.2.7.0/24, 1.2.8.0/24
ACL 2001
Basic ACL 2001, 1 rule
Ad's step is 5
rule 0 permit source 1.2.0.0 0.0.254.255

  1. 1.2.3.0/24, 1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24, 1.2.7.0/24, 1.2.8.0/24
  2. 1.0.0.0/8 , 1.2.0.0/16, 1.2.3.0/24, 1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24, 1.2.7.0/24, 1.2.8.0/24
  3. 1.2.3.0/24, 1.2.5.0/24, 1.2.7.0/24
  4. 1.2.0.0/16, 1.2.4.0/24, 1.2.6.0/24, 1.2.8.0/24

Answer(s): D



A router can be configured to run only one BGP routing process.

  1. TRUE
  2. FALSE

Answer(s): A



Generally, the performance of an IP-prefix-filter is greater than that of an ACL.

  1. TRUE
  2. FALSE

Answer(s): A



Given a Class B network 155.16.0.0 with the mask 255.255.255.192, what is the maximum
number of subnets that can be created, and what is the maximum number of hosts available within each created subnet?

  1. 512 126
  2. 1024 64
  3. 1024 62
  4. 256 254
  5. 192 254

Answer(s): C



Route importing can be used when multiple routing protocols run on different networks and these networks need to share routing information.

  1. TRUE
  2. FALSE

Answer(s): A






Post your Comments and Discuss Huawei H12-221 exam prep with other Community members:

Join the H12-221 Discussion