Common cmd commands for IT Support

(Ipconfig) How to check if a computer has an IP address

1. Open cmd

ipconfig 

Release and Renew

It is used to refresh the IP address or let go of the current IP address of the machine to try and get a new one from DHCP

ipconfig /release
ipconfig /renew

(Ping) Test connectivity of an IP address or Domain

It will basically tell you it that IP address or Domain name is available or online

ping -t ip_address_or_domain

net user /domain username

Check information about a particular user

1. You can check when their password is going to expire, etc

net user username /domain 

net user /domain username Password_to_change

You can use this command to change the password of a domain admin user remotely

net user /domain username New_Password

Check Password Expiry

1. Use the following

net accounts