Chapter 7
| 1. | What is a route distinguisher? |
| A1: | Answer: A route distinguisher is a 64-bit value—chosen by the service provider—that is appended to the IPv4 routes of the customer and makes the routes unique. |
| 2. | How is a packet that is coming from the CE router identified as to which VRF it belongs? |
| A2: | Answer: The packet is identified as belonging to a VRF by the VRF configuration on the interface. |
| 3. | What is the purpose of RTs? |
| A3: | Answer: You use RTs to import vpnv4 routes into the VRF routing table and to export the vpnv4 routes to VRF sites that accept the RT. |
| 4. | What is an RR group? |
| A4: | Answer: An RR group can be configured on route reflectors to filter vpnv4 routes. |
| 5. | What is the BGP neighbor command with as-override used for? |
| A5: ... |
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