Free Access Huawei.H12-891_V1.0.v2022-07-04.q121 Practice Test (Page 6)

Question 21

The following description of the attributes of BGP is correct? Radio

A.A route can have only one community attribute value.

B.When a BGP Speaker publishes a route learned from an EBCP peer to an IBGP peer, it does not change the next hop attribute of that routing information.

C.The AS number of the adjacent AS, ranked to the far right of the list of AS_Path in the BGP route entry.

D.Local_Pref is valid only between EBGP peers and is not advertised to third-party AS

Question 22

Users within a typical VPN can only communicate with each other, not with Internet users, and with Internet.
But VPN individual sites may have access to internet's needs. The correct description of the implementation of VPN interconnection with internet is ?( Multiple choice questions).

A.is implemented on the user side, and the CE is directly connected to the Internet. Each user site can be connected to the Internet separately, that is, the CE of each site is configured with a default route to the Internet.

B.Implemented on PE, the PE device issues a default route to the CE to the Internet and adds a default route to the VPN instance routing table pointing to the Internet Gateway o

C.Implemented on the user side, the implementation method is simple, and the public network and private network routes are isolated, safe and reliable.

D.Implementing a complex implementation on PE and having security implications, PE devices may be subject to Dos attacks on the Internet.

Question 23

A medium-sized campus network manages the network through the SNMP protocol, and the campus is highly network-safe, so which version of SNMP is recommended for management?

A.SNMPv2C

B.All versions are available to implement

C.SNMPV3

D.SNMPv1

Question 24

The router port to which the policy is applied has been idle for about 10 seconds, and there is a huge burst of c1 type coming in an instant, so how many bytes will the packets that are colored green?

A.32K bytes

B.80128 bytes

C.256K bytes

D.48128 bytes

Question 25

Regarding the description of the BGP neighbor, the error is:

A.BGP to establish a neighbor relationship needs to first interact with the link state information

B.BGP needs to establish a UDP connection before establishing a neighbor

C.BGP routers that support autodiscovery neighbors

D.BGP establishing neighbors must be configured with MD5 authentication

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Question 21

Question 22

Question 23

Question 24

Question 25

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