You can use the Packet Internet Groper (Ping) function to test IP-level connectivity between two TCP/IP-capable interfaces or systems.
The Ping function sends out a special IP packet to a specified host. If the destination host receives this special packet, it replies to you with a message which indicates to you that you can communicate with that host. You can use the Ping function in two different ways:
You can use the Ping function for both IPv4 and IPv6 connectivity.
Related concepts
Internet Protocol version 6