A firewall technician has been instructed to disable all non-secure ports on a corporate firewall. The technician has blocked traffic on port 21, 69, 80, and 137-139. The technician has allowed traffic on ports 22 and 443. Which of the following correctly lists the protocols blocked and allowed?
A. Blocked: TFTP, HTTP, NetBIOS; Allowed: HTTPS, FTP
B. Blocked: FTP, TFTP, HTTP, NetBIOS; Allowed: SFTP, SSH, SCP, HTTPS
C. Blocked: SFTP, TFTP, HTTP, NetBIOS; Allowed: SSH, SCP, HTTPS
D. Blocked: FTP, HTTP, HTTPS; Allowed: SFTP, SSH, SCP, NetBIOS
Answer: B. Blocked: FTP, TFTP, HTTP, NetBIOS; Allowed: SFTP, SSH, SCP, HTTPS
You might also like to view...
A(n) ____________________ file is a program module containing instructions that tell your computer how to perform specific tasks.
Fill in the blank(s) with the appropriate word(s).
The statement that raises an exception is sometimes called the ___________ of the excep- tion.
Fill in the blank(s) with the appropriate word(s).
Using only Armstrong’s axioms and the FDs
(a) AB ? C (b) A ? BE (c) C ? D give a complete derivation of the FD A ? D.
All queries in Access use:
A) HTML. B) XML. C) SQL. D) ACCDE.