Câu 73: XK0-004: CompTIA Linux+

Due to security policies, a restriction was implemented that forbids direct access to the database server. The junior administrator needs to connect using SSH tunneling. Which of the following commands allows the junior administrator to connect from a desktop?

1. A. ssh ג€"L dbserver.local:5432:localhost:95432 [email protected]
2. B. ssh ג€"L 5432:localhost dbserver.local:5432 postgres
3. C. ssh ג€"L 95432:localhost [email protected]
4. D. ssh ג€"L 9432:localhost:5432 [email protected] — đáp án hiện tại