What messages does an NMS (Network Management Station) running SNMPv1 send to the agent?

• A.Get,Set? Getnext
• B.Get Trap
• C.Get,Set? GetBulk
• D.Get,Set,Getnext? GetBulk
• E.Trap,Get? Set

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In inter-domain packet filtering, which of the following options belongs to the outbound direction?

• A.untrust--> dmz
• B.trust -->Local
• C.untrust--> trust
• D.trust--> untrust

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Which of the following statements about RADIUS is correct? (Single choice questions).

• A.RADIUS authentication and Portal authentication cannot be used together because the Portal server can typically be used to authenticate users when portal authentication is deployed.
• B.SEPARATION OF RADIUS PROTOCOL AUTHENTICATION, AUTHORIZATION, AND AUDIT.
• C.RADIUS supports both wired and wireless access modes.
• D.MAC authentication does not require a username password, so you cannot use RADIUS to authenticate the user.

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An advanced access control list is a sequence of rules consisting of permit |deny statements that can match IP messages based on which attributes? (). Multiple select).

• A.Source port number
• B.Destination address
• C.Destination port number
• D.Source address

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As shown in the figure, a company sets up an OSPF network. The links in the figure all form OSPF adjacencies, and all OSFP devices declare their own loopback addresses. One day SIR2. The two links of the S2AR1 suddenly failed, and in order to detect if the network was operating properly, the engineers performed a device status check, which is correct as described below

• A.R3 of R2. The loopback route of R2 can be learned normally
• B.R3 can not learn the loopback route to R2
• C.R5 can normally learn the loopback route to R2
• D.R1 can normally learn the loopback route

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