TCP/IP Utilities

August 12th, 2008 by Bob

 

Here is a list of the more common command-line utilities that you should find useful while trouble shooting your network.

 

TCP/IP Command-Line Tolls
Command Description
IPCONFIG Displays the basic local host configuratioon – IP address,the subnet address, the subnet mask and default gateway.
PING Sends a test packet to a specified address.If all is well, it will return. Use the loopback address (127.0.0.1) to test the IP architecture and configuration.
ARP Used to see the entries in the Address Resolution table.
ROUTE Use to see the local routing table and to add entries to it. Use ROUTE PRINT to display contents, ROUTE ADD to add entries and ROUTE DELETE to remove entries.
NBSTAT Used to check the resolutions of NetBIOS names to TCP/IP addresses.
NETSTAT Used to check the status of current IP connections.
TRACERT Used to verify the route to a remote host,
NSLOOKUP Used to verify entries on a DNS derver.