Chapter 6
| 1. | Name the two components of CEF. |
| A1: | Answer: The two components of CEF are the adjacency table and the FIB or CEF table. |
| 2. | Name the three most common packet switching methods in Cisco IOS. |
| A2: | Answer: Process switching, fast switching, and CEF switching are the three most common packet switching methods in Cisco IOS. |
| 3. | Why does MPLS use CEF? |
| A3: | Answer: MPLS uses CEF because it is the only switching method in Cisco IOS that implements labeling of incoming IP packets. |
| 4. | What is the adjacency table used for? |
| A4: | Answer: The adjacency table takes care of the Layer 2 rewrite of the frames that are switched by the router. |
| 5. | What fields of the IP header does CEF use to load-balance IP packets? |
| A5: | Answer: CEF uses the destination ... |
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