フリー問題

問題文

The campus side still does not see one of the internal ranges. Which statement names both of the conditions for that range to leave the fabric?

選択肢

1. An internal subnet becomes visible to the outside world only after the contract is written both ways, and the bridge domain underneath must also carry a second gateway
2. An internal subnet becomes visible to the outside world only after the subnet has been marked as advertised, and the bridge domain underneath must also carry a second gateway
3. An internal subnet becomes visible to the outside world only after the subnet has been marked as advertised, and the bridge domain underneath must also point at that object
4. An internal subnet becomes visible to the outside world only after the contract is written both ways, and the bridge domain underneath must also point at that object