In the network as shown in the figure, no dynamic routing protocol is enabled between all routers, and only static routes can be configured.

Then the correct configuration on RTE should be _________.

• A.ip route-static 10.0.0.0 255.255.254.0 S2/0
• B.ip route-static 10.0.0.0 255.255.252.0 S2/0
• C.ip route-static 10.0.0.0 255.255.252.0 S1/0
• D.ip route-static 10.0.0.0 255.255.254.0 S1/0

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The administrator wants to configure the OSPF route priority value to be 60 on the MSR router. Which of the following commands is correct?

• A.Router]preference 60
• B.Router-ospf-1]ospf preference 60
• C.Router-ospf-1]preference 60
• D.Router]ospf preference 60

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Each OSI network device is networked as shown in the figure. There are ______ ESs in the OSI network. (Host)

• A.5
• B.3
• C.4
• D.2

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In the network shown in the figure, the related 6to4 tunnel configuration is correct. When RTA receives the IPv6 data packet sent by PC1 to the destination address 2002:303:314:202:206:101:118:1, this data packet _______.

• A.It will match the route with the next hop to the 6to4 tunnel, encapsulate the message and send it to RTB
• B.It will match the route with the next hop to the physical interface and forward it by the physical interface
• C.It will match the route with the next hop pointing to the 6to4 tunnel, encapsulate the message and send it to RTC
• D.No route matching, just discard

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Which of the following statements are true about NSAP addresses?

• A.The area address and Stem ID are fixed length, NSEL is variable length
• B.NSAP address includes three parts: area address, Stem ID and NSEL
• C.NSAP is equivalent to IP address and protocol number in IP network. The same NSAP of the two systems will cause communication exceptions
• D.Stem ID is used to identify IS in the area. In the integrated IS-IS, it is recommended to convert from the router ID of the system or the MAC address of the interface.

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