For the most part if you're using modern software you can ignore it and it'll just happen automatically. Your software probably already supports it, so if you j

For the most part if you're using modern software you can ignore it and it'll just happen automatically. Your software probably already supports it, so if you just turn it on it will just work. The main user-facing and developer-facing difference is a /128 address space. The rest of the differences can mostly be ignored or learned slowly by most people who aren't hard-core network admins.