フリー問題

問題文

One prefix turns up twice in the tables and a gateway will not come up. The lead asks what the box runs when both a second type entry and a fifth type entry cover the same prefix, and what has to be entered before a box will act as a third layer door for the overlay. Which pairing is correct?

選択肢

1. Within this documented specification what the box runs when both entries cover the same prefix is aggregation rule, and what has to be entered for a third layer door is hybrid ports.
2. Within this documented specification what the box runs when both entries cover the same prefix is aggregation rule, and what has to be entered for a third layer door is list ports.
3. Within this documented specification what the box runs when both entries cover the same prefix is preference rule, and what has to be entered for a third layer door is list ports.
4. Within this documented specification what the box runs when both entries cover the same prefix is preference rule, and what has to be entered for a third layer door is hybrid ports.