How to calculate subnet masks in IPv6
Find out from our IPv6 (Internet Protocol Version 6) expert whether or not calculating a subnet mask in IPv6 is different than calculating a subnet mask in IPv4.
Can you tell me how to calculate subnet masks in IPv6?
You calculate IPv6 subnet masks the same way as you would in... IPv4. For more information on how to do this, you can check out SearchNetworking.com's Crash Course on the fundamentals of IP addressing and subnetting or this tip from David Davis on how to calculate a subnet mask using the subnet's formula.