It’s IPv6 day!

Which of these characters can be used to abbreviate IPv6 addresses?

A) ..

B) ::

C) —

D) ##

E) Just fill in all the zeros with smiley faces

The answer: B) ::

IPv6 addresses can be very long, but you can abbreviate consecutive groups of zeros with a double colon. With this technique, you can modify this address


into this address


Want to know more? Watch “IPv4 and IPv6.”

Although IPv4 has been the most popular protocol in the world, IPv6 has now become a standard installation in Windows 7. In this video, you’ll learn how to identify IPv4 addresses and IPv6 addresses, and how IPv6 addresses can be abbreviated to save space and make them more readable.