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Corner-case question
Dan McDonald writes:
> Hello folks!
>
> I've a specific question about a corner-case involving router-to-host
> tunnels. Consider the following:
>
> A ==(IPsec through the internet)====== R ------<protected network>----
>
> Say host A is a host that reaches the protected network via an IPsec tunnel
> to router R.
>
> My question is: Is it possible/practical for R to have a single IP address,
> and the only way it is being "a router" is that it forwards
> packets tunnelled to it to its peers inside the protected
> network? (Remember, a router is a machine that forwards
> packets. That's the extent of the definition.)
>
> If the answer to my question is yes, there's a small can of worms that opens
> up regarding the routing tables on R (that exercise is left to the reader
for
> now).
This reader seems to be too ignorant to figure this one out. Are you
having problems with a specific implementation not being flexible enough
to handle this?
ben
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