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Huawei H12-821_V1.0 Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. In BGP, the MED attribute is transmitted only between two neighboring ASs. The AS that receives the MED attribute does not advertise it to a third AS. By default, a router compares only the MED values of BGP routes from the same neighboring AS. That is, if two routes to the same destination are from different neighboring ASs, the router does not compare the MED values of the two routes.

A) FALSE
B) TRUE

2. Which of the following statements regarding OSPF multi-instance is false?

A) Route exchange between different OSPF processes is similar to route exchange between different routing protocols.
B) The OSPF process IDs must be the same when OSPF neighbor relationships are established between different routers.
C) An interface of a router belongs to only a certain OSPF process.
D) Multiple OSPF processes can run on the same router, and they are independent of each other.

3. GRE is a VPN encapsulation technology that is widely used to transmit packets across heterogeneous networks. Which of the following statements is false about GRE?

A) GRE is a Layer 3 VPN encapsulation technology.
B) GRE supports encryption and authentication.
C) GRE can work with other VPN protocols to better ensure data security.
D) GRE supports multicast transmission.

4. OSPF has five types of packets, which have the same header format. If the Auth Type field in the packet header is 1, which of the following authentication modes is used?

A) Non-authentication
B) Hash authentication
C) MD5 authentication
D) Plaintext authentication

5. An enterprise uses Huawei routers to deploy an IS-IS network for network-wide communication. An engineer wants to change the interface cost to control route selection. By default, which of the following values is the maximum cost that can be configured?

A) 63
B) 68
C) 64
D) 67

Solutions: