QUESTION: 129

Regarding the certification of the ISIS protocol, there is a correct statement

Connection authentication can realize the authentication of the hello messages of Leve- 1 and Leve-2
After configuring the connection authentication, the IIH issued by the router must carry the authentication TLV
After configuring zone authentication, the router issues an IIH, SNP, LSP--strap-to-tape authentication TLV
The two routers are configured for area authentication and interface authentication, and the passwords are the same, so the two can establish an isocopied relationship

Answer(s): A,B

QUESTION: 130

MPLS is called multiprotocol label switching, and with respect to label descriptions in MPLS, the correct one is ?( Multiple select).

The MPLS system has a variety of label publishing protocols, such as LDP is a label
publishing protocol
The label is carried by the head of the MPLS message and has a global significance, that is, the label value of all routers cannot repeat
A tag is a fixed-length, locally only meaningful identifier that uniquely identifies the FEC to which a group belongs
MPLS supports single-layer tags as well as multi-tier tags

Answer(s): A,C,D

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QUESTION: 131

Which SNMP message type sent to NMS reports events that are reliable? ( Single choice questions).

Inform
Get
Response
Trap
Get Bulk

Answer(s): A

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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?

256K bytes
48128 bytes
32K bytes
80128 bytes

Answer(s): C

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QUESTION: 129

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QUESTION: 132