arp utility shows whether an IP address is being resolved to the MAC
The netstat utility
produces TCP/IP statistics, and nbtstat produces NetBIOS over TCP/IP
A typical output from netstat command is shown in the
figuer above. It shows the mapping of local addresses to foreign addresses.
tracert utility finds the route from the computer to any computer on a
Ping determines if a particular
IP host is responding.
A ping response is shown in the figure above. Note that
the local host is always resolved to IP address 127.0.0.1. The example ping
command given in the figure ensures that the local host is reachable.
The ftp utility allows
reliably downloading and uploading files from and to an FTP server across the
A typical FTP login screen is shown in the figure above.
You can login to wayne.edu anonymously, using username "anonymous",
and any password. This is possible only because wayne allows anonymous login.
Alternatively, you can also use your browser window to
ftp to a site. In such case, you need to use the qualified address ftp://ftp.wayne.edu.
displays TCP/IP configuration information for Windows NT and later operating
systems. The ifconfig utility performs a similar function in UNIX
environments, in addition to perform certain interface configuration tasks.
The figure above shows a typical ipconfig command output.
It is useful for troubleshooting network connections.
displays TCP/IP configuration information for Windows 95/98.
and dig utilities:
and dig displays DNS resolution information.