IPv6 routing /48s

Perry Lorier perry at coders.net
Tue Nov 18 21:13:07 UTC 2008

> Having no route is not a problem, you should get a destination
> unreachable directly and all is fine because IPv4 should be used as a
> fallback.
The big problem is when you have a route to them, but they don't have a 
route back.  You don't get destination unreachables, but instead get 
timeouts, and pain, and misery (btdt).  :(

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