> Usually if a connection succeeds the firewall isn't stopping it
> at all. How is nmap figuring out the service type? I assume by
> making a connection and probing it.
Nothing so elegant. It uses /etc/services. Most of its scans never
finish opening the connection. (This is why it will normally mislabel
RPC services; if in doubt, use rpcinfo.)
joelh
--
Joel Ray Holveck - [EMAIL PROTECTED]
Fourth law of programming:
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