フリー問題

問題文

Two independent knobs are on the table: one narrows where flooded traffic goes, the other constrains what gets learned. What does each of them actually do?

選択肢

1. Choosing to flood inside one encapsulation rather than the whole bridge domain narrows the reach of every routed packet, and limiting IP learning to the subnets keeps unrelated addresses out of the table
2. Choosing to flood inside one encapsulation rather than the whole bridge domain narrows the reach of broadcast frames, and limiting IP learning to the subnets keeps the table from ever filling up completely
3. Choosing to flood inside one encapsulation rather than the whole bridge domain narrows the reach of every routed packet, and limiting IP learning to the subnets keeps the table from ever filling up completely
4. Choosing to flood inside one encapsulation rather than the whole bridge domain narrows the reach of broadcast frames, and limiting IP learning to the subnets keeps unrelated addresses out of the table