> Good idea. Trouble is, the tunneling protocol is blocked by the
> firewall. What's your next move?
what *does* the firewall allow through? if the answer is "nothing",
we've reduced this to the "no external connectivity case" and you can
save a bunch of money by simply removing the firewall and auctioning
it on eBay.
If the answer is "protocol X", I just need to find a way to tunnel IP
datagrams inside protocol X. I've seen worked examples using DNS,
http, ssh, smtp, ...
- Bill
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