Question 1

The Option field in OSPFv3 appears in all LSAs

Options :

A : True

B : False

Answer: B

Question 2

Both the CSNP packet of ISlS and the DD packet of OSPF have a role in the MA network, describing the role

of the link state database summary, which is correct compared to the following statements of these two types

of messages

Options :

A :

Both packets need to be confirmed to the terminal router after being sent, otherwise they need to be

retransmitted

B : Once the adjacency relationship is established, the CSRP packet and the D message will stop sending

C : The two packets do not need to be confirmed to the router after they are sent the master-slave relationship in the DD message interaction of

D : OSPF is not identity bound to dr/BDR; the CSN message is generated only by DIS

Answer: D

Question 3

NSF (Non-StoppingForwarding) and non-stop circuits are transmitted NSR (Non-Stopping Routing) are two

highly reliable solutions, and the following statement is correct

Options :

A :

After NSR enablement, if the business batch backup has not yet ended, a master board failure occurs,

the NSR cannot be completed

B : NSR backers require the ability to support NSR through specific message negotiation

C : After NSF is enabled, the router is switched back, and the routing table and forwarding table remain unchanged, so traffic is not lost during grf time

D : NSF routers do not need to negotiate the ability to support NSF through specific messages

Answer: A

Question 4

BGP EVPN does MAC address advertisement, ARP message advertisement, and IRB route advertisement for which BGP EVPN route is advertised?

Options :

A : Type3

B : Type2

C : Type4

D : Type1

Answer: B

Question 5

A routing tool can define multiple entries. Which tool will automatically add a deni-any entry at the end of the

configuration?

Options :

A : Route policy

B : Community-tilter

C : IP-prefix

D : AS-path-filter

Answer: A,B,C,D

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