21
25
80
110
第1题：
A.21
B.25
C.80
D.110
E.123
第2题：
Which of the following ports is used by default for IMAP traffic?（）
第3题：
A.80
B.143
C.443
D.8080
第4题：
An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check?（）
第5题：
Which of the following ports would have to be allowed through a firewall to allow SNMP traffic topass on its default port?（） (Select TWO).
第6题：
Which of the following ports is the default for HTTP?（）
第7题：
Which of the following default ports must be opened to allow a technician to telnet into a machine?（）
第8题：
A.80
B.110
C.123
D.143
E.443
第9题：
An administrator replaces the network card in a web server. After replacing the network card some users can access the server but others cannot. Which of the following is the FIRST thing the administrator should check？（）
第10题：
Which of the following expansion ports can a server boot from？（）