During a penetration test from the Internet, Jane, the system administrator, was able to establish a connection to an internal router, but not successfully log in to it. Which ports and protocols are MOST likely to be open on the firewall? (Select FOUR).
A. 21
B. 22
C. 23
D. 69
E. 3389
F. SSH
G. Terminal services
H. Rlogin
I. Rsync
J. Telnet
Answer:
B
C
F
J
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SY0-401
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