Going dual-stack, how do apps behave and what to do as an operator (Was: Apple Airport Extreme IPv6 problems?)

michael.dillon at bt.com michael.dillon at bt.com
Wed Sep 19 09:58:37 UTC 2007

> When I wrote my book, I mostly looked at Cisco for this, and 
> apart from Cisco to FreeBSD and Linux. The logic is that on a 
> Cisco, you can build a good tunnel box (6to4 or manual 
> tunnels) on a C7200 or some other box that has a decent CPU 
> that can do the tunneling in software. Quite possibly a 
> Juniper can do the same with hardware support (although I 
> don't know that and it's also very possible that they can't 
> do it in hardware or with decent speed in software) but there 
> are no cheap(er) Juniper boxes that are suitable for 
> deployment as a 5 - 200 Mbps tunnel box, in my opinion.

Are you saying that 6to4 relay servers should be dedicated to that task?
I.e. you should either dedicate a pair of routers per PoP or set up a
couple of BSD/Linux boxes per PoP?

--Michael Dillon

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