Hello,

There are many command used in DOS application, Few of the then are very useful and frequently used by end user.

Ping : Ping is the network command used to verify the connection and inform you the status of requested server.
It is very simple command ,ping followed by IP address or web-address.
eg. ping micfo.com

ipconfig: Internet Protocol Configuration
It shows your TCP/IP address and associated information .This command is commonly used for checking your internet connection, It result the the IP address and of your local computer as well as DNS server.

You can use this command with various combination for getting complete information of your computer.

ipconfig /all : Display full configuration information

ipconfig /release : Release the IP address for the specified adapter

ipconfig /renew : Renew the IP address for the specified adapter.

ipconfig /flushdns : Purges the DNS Resolver cache.

ipconfig /registerdns : Refreshes all DHCP leases and re-registers DNS names

ipconfig /displaydns : Display the contents of the DNS Resolver Cache.

ipconfig /showclassid Displays all the dhcp class IDs allowed for adapter.

ipconfig /setclassid Modifies the dhcp class id.

netstat - Network statistics

This command will show you network statistics and current TCP/IP settings. netstat -a to show all connections and listening ports

msconfig - Using this command you will get the ini files, which specify what loads on your system

dir : lists files in current directory

Now there are many more dos commands…