Which of the following commands should the server administrator execute to verify these suspicions?
A. telnet web1.example.com 25
B. telnet web1.example.com 23
C. telnet 199.90.89.51
D. telnet 199.90.89.51 80
Answer:A
Which of the following commands should the server administrator execute to verify these suspicions?
A. telnet web1.example.com 25 B. telnet web1.example.com 23 C. telnet 199.90.89.51 D. telnet 199.90.89.51 80