CCNA Routing and Switching Complete Study Guide. Todd LammleЧитать онлайн книгу.
show ipv6 neighbors
E. show arp
12. An IPv6 ARP entry is listed as with a status of REACH. What can you conclude about the IPv6-to-MAC-address mapping?
A. The interface has communicated with the neighbor address and the mapping is current.
B. The interface has not communicated within the neighbor reachable time frame.
C. The ARP entry has timed out.
D. IPv6 can reach the neighbor address but the addresses has not yet been resolved.
13. Serial0/1 goes down. How will EIGRP send packets to the 10.1.1.0 network?
A. EIGRP will put the 10.1.1.0 network into active mode.
B. EIGRP will drop all packets destined for 10.1.1.0.
C. EIGRP will just keep sending packets out s0/0.
D. EIGRP will use s0/2 as the successor and keep routing to 10.1.1.0.
14. What command produced the following output?
A. show ip protocols
B. show ipv6 protocols
C. show ip eigrp neighbors
D. show ipv6 eigrp neighbors
E. show ip eigrp topology
F. show ipv6 eigrp topology
15. You need to troubleshoot an adjacency between two EIGRP configured routers? What should you look for? (Choose four.)
A. Verify the AS numbers.
B. Verify that you have the proper interfaces enabled for EIGRP.
C. Make sure there are no mismatched K-values.
D. Check your passive interface settings.
E. Make sure your remote routers are not connected to the Internet.
F. If authentication is configured, make sure all routers use different passwords.
16. You have two OSPF directly configured routers that are not forming an adjacency. What should you check? (Choose three.)
A. Process ID
B. Hello and dead timers
C. Link cost
D. Area
E. IP address/subnet mask
17. When do two adjacent routers-enter the 2WAY state?
A. After both routers have received Hello information
B. After they have exchanged topology databases
C. When they connect only to a DR or BDR
D. When they need to exchange RID information
18. Which type of LSAs are generated by ABRs and referred to summary link advertisements (SLAs)?
A. Type 1
B. Type 2
C. Type 3
D. Type 4
E. Type 5
19. Which of the following is not provided by the AH portion of IPsec?
A. Integrity
B. Confidentiality
C. Authenticity
D. Anti-reply
20. Which statement about GRE is not true?
A. GRE is stateless and has no flow control.
B. GRE has security.
C. GRE has additional overhead for tunneled packets, at least 24 bytes.
D. GRE uses a protocol-type field in the GRE header so any layer 3 protocol can be used through the tunnel.
21. Which QoS mechanism will drop traffic if a session uses more than the allotted bandwidth?
A. Congestion management
B. Shaping
C. Policing
D. Marking
22. IPv6 unicast routing is running on the Corp router. Which of the following addresses would show up with the show ipv6 int brief command?
A. FF02::3c3d:0d: bdff:fe3b:0d80
B. FE80::3c3d:2d: bdff:fe3b:0d80
C. FE80::3c3d:0d: bdff:fe3b:0d80
D. FE80::3c3d:2d: ffbd:3bfe:0d80
23. A host sends a type of NDP message providing the MAC address that was requested. Which type of NDP was sent?
A. NA
B. RS
C. RA
D. NS
24. Each field in an IPv6 address is how many bits long?
A. 4
B. 16
C. 32
D. 128
25. To enable OSPFv3, which of the following would you use?
A. Router(config-if)#ipv6 ospf 10 area 0.0.0.0
B. Router(config-if)#ipv6 router rip 1
C. Router(config)#ipv6 router eigrp 10
D. Router(config-rtr)#no shutdown
E. Router(config-if)#ospf ipv6 10 area 0
26. What does the command routerA(config)#line cons 0 allow you to perform next?
A. Set the Telnet password.
B. Shut down the router.
C. Set your console password.
D. Disable console connections.
27. Which two statements describe the IP address 10.16.3.65/23? (Choose two.)
A. The subnet address is 10.16.3.0 255.255.254.0.
B. The lowest host address in the subnet is 10.16.2.1 255.255.254.0.
C. The last valid host address in the subnet is 10.16.2.254 255.255.254.0.
D. The broadcast address of the subnet is 10.16.3.255 255.255.254.0.
E. The network is not subnetted.
28. On which interface do you configure an IP address for a switch?
A. int fa0/0
B. int vty 0 15
C. int vlan 1
D. int s/0/0
29. Which of the following is the valid host range for the subnet on which the IP address 192.168.168.188 255.255.255.192 resides?
A. 192.168.168.129–190
B. 192.168.168.129–191
C. 192.168.168.128–190
D. 192.168.168.128–192
30. Which of the following is considered to be the inside host's address after translation?
A. Inside local
B. Outside local
C. Inside global
D. Outside global
31. Your inside locals are not being translated to the inside global addresses. Which of the following commands will show you if your inside globals are allowed to use the NAT pool?
A. debug ip nat
B. show access-list
C.