ipconfig
Windows
ipconfig - basic IP configuration from command line
# in PowerShell
ipconfig /?
# DHCP
ipconfig /release /renew
# DNS
ipconfig /displaydns | findstr something_interesting
ipconfig /flushdns
# in PowerShell
ipconfig /?
# DHCP
ipconfig /release /renew
# DNS
ipconfig /displaydns | findstr something_interesting
ipconfig /flushdns