[clug] [OT] IP range of a domain?

Sam Couter sam at couter.id.au
Thu Jan 21 19:54:40 MST 2010

David Cottrill <cottrill.david at gmail.com> wrote:
> Where does /etc/hosts.allow and  etc/hosts.deny come into play here?
> They accept hostnames so you should be able to cut out everything
> that isn't iprimus.

Those files are used to configure tcpwrappers and compatible
applications. It's application level, not IP level, which means there is
more exposure than with an IP level firewall. Part of a defence-in-depth
strategy, but no replacement for iptables.
Sam Couter         |  mailto:sam at couter.id.au
OpenPGP fingerprint:  A46B 9BB5 3148 7BEA 1F05  5BD5 8530 03AE DE89 C75C
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