Your company network includes client computers thathave Windows 7 installed. The computers are members
of an Active Directory domain and receive Windows Firewall configuration through Group Policy,
A user indicates that he is unable to connect to a remote FTP server.
You need to view the status of TCP/UDP ports at theuser’s computer.
Which command should you run?

A.
Netstat -o

B.
Nbtstat -a

C.
Ipconfig /all

D.
Netstat -an

Explanation:
10322 20269 30116
-a
Displays all active TCP connections and the TCP andUDP ports on which the computer is listening.
-n
Displays active TCP connections, however, addressesand port numbers are expressed numerically and no
attempt is made to determine names.