Which of the following ports should be opened on a firewall to allow for NetBIOS communication? (Select
TWO).
A.
110
B.
137
C.
139
D.
143
E.
161
F.
443
Explanation:
NetBIOS provides four distinct services:
Name service for name registration and resolution (port: 137/udp)
Name service for name registration and resolution (port: 137/tcp)Datagram distribution service for connectionless communication (port: 138/udp)
Session service for connection-oriented communication (port: 139/tcp)
Incorrect Answers:
A: POP3 uses port 110. NetBIOS does not use port 110.
D: IMAP uses port 143. NetBIOS does not use port 143.
E: SNM<P uses port 161. NetBIOS does not use port 161.
F: HTTPS uses port 433. NetBIOS does not use port 433.http://en.wikipedia.org/wiki/NetBIOS_over_TCP/IP
Dulaney, Emmett and Chuck Eastton, CompTIA Security+ Study Guide, 6th Edition, Sybex, Indianapolis,
2014, pp. 81-83