Test your basic knowledge |

Subjects : cisco, it-skills, ccnp
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What is the multicast IP address space?






2. What special consideration is there when peering to a eBGP neighbor using a loopback? What is the solution to this?






3. What are the methods to control multicast within the layer 2 domain? What are some benefits & drawbacks of each?






4. How does Source and Shared Distribution Tree models related to PIM-DM and PIM-SM?


5. Explain the concept of RPF.






6. What are the commands to enable multicast routing on a router?






7. What are 2 stipulations of advertising networks BGP?


8. What block of multicast MAC addresses belong to multicast?






9. Describe how PIM-SM operates.






10. What is a BGP peer group?


11. What is BGP multihoming and why would you want to do it?






12. Explain the Community attribute.


13. State 3 functions SDR performs?






14. Explain the multicast routing table distribution tree notations.


15. What is the difference between iBGP and eBGP?






16. What are the 4 BGP packet types? What do they contain?






17. Name a significant inefficiency with IGMPv1.






18. What are the 3 BGP tables and What is in them?






19. Explain the IGMPv3 membership process and new features.






20. Describe how and IGMPv2 host leaves. What is the interaction between host and router look like?






21. State how IGMPv1 operates.






22. Name what an update message may include.






23. What is the solution to establishing neighbor relationships when multiple paths exist? What are the command to establish this? What command to tell R1 to use its loopback0 interface as the update source neighbor 192.168.1.1.






24. Explain the MED attribute.


25. What is the hop-by-hop routing paradigm of BGP?


26. Which IOS command shows what version of IGMP is running?






27. What are the commands to configure a BGP peer group?






28. Explain the Weight attribute.






29. What is the formula to determine number of links in a full mesh topology?






30. IOS command to dictate when a leaf router (in PIM-SM) will switch from shared to source tree.






31. Describe how PIM-DM operates.


32. When creating a BGP neighbor relationship to a loopback interface what must be remember in the context of routing?






33. What are the 6 BGP Neighbor states?






34. What is the significance of an AS being a transit AS?


35. Explain the Next-Hop attribute. How does this differ from IGP's? In what environment might this be problematic?






36. What is the command to configure a BGP RR?






37. Explain the AS-Path attribute.


38. What are some disadvantages of multicast?






39. How does a host learn about available multicast streams?






40. What command used to perform the following:<br />A) Reset all neighbors session ('bounce')<br />B) Soft inbound reset<br />C) Soft outbound reset<br />D) Soft inbound reset of neighbor 10.1.1.1<br /><br />R1# clear ip bgp <br />R1# clear ip bgp soft






41. What command is used to override the Next-Hop attribute of BGP? What does this do and when would you use this?


42. What is a BGP black hole and how is it avoided?






43. What does PIM use for its multicast routing calculations?






44. Within the layer 3 multicast address space - name 3 reserved scopes and their purpose.






45. Name several common local scoped multicast addresses and their purpose.






46. Name 4 verification commands for BGP and what they display?






47. What does the 'maximum-paths router' command facilitate?






48. What does a '*' and '&gt;' mean in the BGP table?






49. What type of protocol is BGP classified as? What is its decision engine?


50. Explain the Local Preference attribute.<br />