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Cisco CCNA in 60 Days

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Day 23

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1. You add an extended access list blocking ICMP traffic from leaving your serial interface. You issue a ping command but it works. What went wrong?

Question 1 of 20

2. Counting to infinity and split horizon are features of?

Question 2 of 20

3. The delay command will affect the EIGRP metric calculation.

Question 3 of 20

4. Putting the bandwidth 512 on a 256k interface effectively doubles the capacity of the link.

Question 4 of 20

5. A colleague asks you what the 'established' keyword means at the end of an ACL. What do you tell her? (choose two)

Question 5 of 20

6. The range for extended ACLs and the expanded ranges are? (choose two)

Question 6 of 20

7. Standard access lists can only examine source network or port.

Question 7 of 20

8. This feature allows the update timer to be bypassed in the case of important updates. For example, the RIP 30-second timer can be ignored if a critical routing update must be propagated through the network.

Question 8 of 20

9. As a frame is passed across a network, the IP address field is changed from device to device but the MAC address remains the same.

Question 9 of 20

10. A router receives the route 10.0.0.0/8 from EIGRP external, OSPF and Internal BGP. Which does it install in the routing table?

Question 10 of 20

11. Passive interfaces do send hellos but don't forward routing updates.

Question 11 of 20

12. 110 is the administrative distance for?

Question 12 of 20

13. ACLs can only be used once on your router.

Question 13 of 20

14. In Cisco IOS the reliability of a link or interface is represented as a fraction of 256.

Question 14 of 20

15. Once routes have been placed into the routing table, the shortest match is always preferred over the longest.

Question 15 of 20

16. EIGRP is an example of a classful routing protocol.

Question 16 of 20

17. Cisco advise you place an extended ACL as close to the source as possible and standard as close to the destination as possible.

Question 17 of 20

18. Names ACLs are considered generally more secure than extended.

Question 18 of 20

19. You apply an ACL to a telnet (VTY) line with which command?

Question 19 of 20

20. This feature prevents routers from sending packets through a route that has become invalid. Distance Vector protocols use this to indicate that a route is no longer reachable. This is accomplished by setting the route metric to a maximum value.

Question 20 of 20