I recently helped my friends configure their CenturyLink Gigabit fiber service so they can use their own hardware instead of the provided hardware. This gave them a lot of flexibility in how the network is configured, however CenturyLink requires you to enable PPPoE and use 6RD to use IPv6 instead of natively supporting IP packets, you have to jump through hoops. I’m sure there’s some reason why their network works like that, but I figured I’d document what needs to be done and explain how it works.
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