Huawei HCNP-R&S H12-221-ENU

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Huawei H12-221-ENU Exam Syllabus Topics:

Huawei HCIP-Routing&Switching-IERS(Huawei Certified ICT Professional-Implementing Enterprise Routing and Switching Network) Sample Questions:

1. About MUX VLAN, which is correct?

A) MUX VLAN is divided into master VLAN and slave VLAN. The master VLAN and slave VLAN can't communicate with each other.
B) In MUX VLAN, slave VLAN are classified into interworking and isolated slave VLAN. Ports in the interworking VLAN can communicate with each other.
C) Isolation ports on the slave VLAN can communicate with each other, and ports on the master VLAN can't communicate with each other.
D) The master VLAN and slave VLAN can't communicate with each other.

2. The following is a router BGPFALSE output information, which description of this information is incorrect?

A) The router neighbor address is 10.1.1.5.
B) The cause of error may be due to the neighbor address error.
C) The Error Type is displayed due to wrong neighbor relationship.
D) Error occurred at 12:90:39 on March 22, 2010.

3. Which description of this configuration is wrong?

A) When the TC protection function is enabled, the frequency of MSTP process processing type BPDU message can be configured in the unit time.
B) Enable the TC protection function, can avoid attackers forge topology changes BPDU packets to malicious attacks switching equipment, and caused the frequent relating to delete MAC address table and the ARP table, so as to achieve the purpose of the protection switching equipment.
C) Execute the command STP tc-protection enable, enabling the protection function of the MSTP process tc type BPDU message.
D) By default, the TC protection function of the switching equipment is in the state of failure.

4. IGMPv2 stipulates that when there are multiple routers in a shared network, the IGMP protocol itself elects the querier.

A) TRUE
B) FALSE

5. Which of the following does the routing prefix meet the requirement of IP-Prefix? (Multiple Choice)

A) 20.0.1.0/24
B) 20.0.1.0/25
C) 20.0.1.0/23
D) 20.0.1.0/28

Solutions: