Nokia
4A0-104 · Question #120
Which of the following best describes how a MAC FDB is populated in a VPLS service?
The correct answer is C. The router reads the source MAC address of frames passing through the service. See the full explanation below for the reasoning.
Question
Which of the following best describes how a MAC FDB is populated in a VPLS service?
Options
- AA VPLS service does not use a MAC FDB.
- BThe router reads the destination MAC address of frames passing through the service.
- CThe router reads the source MAC address of frames passing through the service.
- DThe router uses reverse ARP (RARP) to resolve the MAC addresses for unknown destinations.
- EThe router is programmed with MAC addresses by the network administrator.
How the community answered
(59 responses)- A5% (3)
- B2% (1)
- C81% (48)
- D10% (6)
- E2% (1)
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