Huawei H12-821_V1.0-ENU HCIP-Datacom-Core Technology V1.0 Online Training
Huawei H12-821_V1.0-ENU Online Training
The questions for H12-821_V1.0-ENU were last updated at Apr 27,2025.
- Exam Code: H12-821_V1.0-ENU
- Exam Name: HCIP-Datacom-Core Technology V1.0
- Certification Provider: Huawei
- Latest update: Apr 27,2025
Which of the following statements about the address used by AC to establish a CAPWAP tunnel in VRRP hot backup is correct?
- A . The physical address of the primary AC
- B . The physical address of the standby MC
- C . Any address configured in the AC is fine
- D . VRRP virtual addresses of the active and standby ACs
The default priority of the VRRP device in the backup group is:
- A . 0
- B . 200
- C . 150
- D . 100
In the IS-IS broadcast network, which multicast MAC address does the Level-1 router use as the destination address for sending IIH?
- A . 0180-c200-0000
- B . 0180-c200-0015
- C . 0100-5E00-0001
- D . 0180-c200-0014
Which of the following statements about OSPF protocol packets is wrong?
- A . The header format of all OSPF packets is the same
- B . All OSPF packet headers carry the Router-ID field
- C . The OSPF protocol uses five types of packets to complete the transfer of routing information
- D . OSPF packets are encapsulated in UDP packets, and the port number is 89
Regarding the ABR in OSPF, which is the wrong description?
- A . ABR cannot generate Type 3, Type 4, and Type 5 LSAs
- B . Convert the Type 1 and Type 2 LSAs in the connected non-bone thousand areas into Type 3 LSAs and publish them to the backbone area
- C . The Type 1, Type 2, and Type 3 LSAs in the backbone area of the ABR grid are converted into Type 3 LSAs and advertised to the connected non-bone thousand areas
- D . There are multiple LSDBs on the ABR, and the ABR maintains an LSDB for each area
Which of the following descriptions about OSPF default routing is wrong?
- A . The OSPF default route can be issued by the Area Border Router (ABR) to issue Type 3 default LSAs to guide routers in the area to forward packets between areas
- B . When the router has no exact matching route, it can forward the message through the default route
- C . Due to the hierarchical management of OSPF routes, the priority of class 5 and class 7 default routes is higher than that of class 3 default routes
- D . Autonomous System Boundary Router (ASBR) publishes default LSA of type 5 or default LSA of type 7, which is used to guide routes in the autonomous system (AS) to access the outside of the autonomous system
Regarding the description of LSA header information in OSPF AS -External C LSA, which is wrong?
- A . Link State ID indicates the destination network address
- B . Forwarding Address is always 0.0.0.0
- C . Advertising Router indicates the Router ID of ASBR
- D . Net mask indicates the network mask of the destination network segment
Which function does the switch control plane not include?
- A . Business processing
- B . Routing operation
- C . System loading
- D . Traffic Statistics
By default, on a router running IS-IS in a broadcast network, how many seconds does DIS send CSNP messages?
- A . 10
- B . 3.3
- C . 30
- D . 40
The MAC address of a certain PC is 5489-98FB-65D8. The administrator wants this PC to obtain the specified IP address 192.168.1.11/24 from the DHCP server, so the command configured by the administrator should be?
- A . dhcp static-bind ip-address 192.168.1.11 24 mac-address 5489-98FB-65D8
- B . dhcp server static-bind ip-address 192.168.1.11 mac-address 5489-98FB-65D8
- C . dhcp server static-bind ip-address 192.168.1.11 255.255.255.0 mac-address 5489-98FB-65D8
- D . dhcp static-bind ip-address 192.168.1.11 mac-address 5489-98FB-65D8
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