Which of the following statements about RADIUS is correct?

• A.RADIUS supports both wired and wireless access methods.
• B.RADIUS authentication and Portal authentication cannot be used together. Because Portal authentication is usually used, the Portal server can be used to authenticate users.
• C.RADIUS protocol authentication, authorization, and audit separation.
• D.MAC authentication does not require a username and password, so you cannot use RADIUS to authenticate a user.

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A home user has opened a 10Mb/s broadband. To improve the user experience, the operator can stabilize at 12Mb/s when performing speed measurement. If we use token bucket technology to achieve this demand, which of the following is the best?

• A.cir 8000 pir 12000
• B.cir 10000 cbs 10000 pbs 12000
• C.cir 10000 pir 12000
• D.cir 10000 cbs 12000 pbs 12000

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The interface Serial0 of an existing router goes to OSPF and sets the interface Serial0 to the Silent interface. What effect does this setting have?

• A.OSPF will receive routing updates from neighbors
• B.OSPF establishes available adjacencies through this interface.
• C.OSPF does not add routes learned from the interface to the local routing table.
• D.OSPF does not establish any adjacencies through the interface.

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What is the correct description about Filter-policy?

• A.Filter-Policy can filter the received or advertised link state information, and can modify the attributes of the route entry.
• B.Filtering the generation of type 5 LSA and type 7 LSA on the ASBR in OSPF using Filter-Policy
• C.When filtering routes using the prefix list, the entry ip ip-prefix 1 deny 0.0.0.0 0 less-equal 32 means that only the default route is matched.
• D.The prefix list can filter routes as well as filter packets.

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Application of the two-speed double-barrel in traffic policing, the number of tokens in the C bucket is TC, a number of tokens in P bucket is TP. When a packet of length B enters, which of the following statements is correct? (Multiple choice)

• A.If TP-B>0 and TC-B>0, the packet is marked as green.
• B.If TP-B>0 and TC-B<0, the packet is marked as yellow.
• C.If TP-B<0 and TC-B<0, the packet is marked as red.
• D.If TP-B>0 and TC-B<0, the packet is marked as green.

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