フリー問題

問題文

Three segments must route to each other through a newly created Tier-1 gateway. Which step connects them?

選択肢

1. The engineer sets the gateway on each segment and gives that segment a subnet so the gateway owns an address there.
2. The engineer sets the gateway on each segment and adds that segment a set so the gateway owns an item there.
3. The engineer sets the gateway on each segment and gives that segment a permission so the gateway owns an object there.
4. The engineer sets the gateway on each segment and gives that segment a tag so the gateway owns an entry there.