The netfilter firewalling code in 2.4 can perform this task (I believe
there are patches for this function for 2.2, but I dont recall..).
On Fri, 28 Jul 2000, Brian P. Clifford wrote:
> We have a VAX system on our network. As a security measure, our sys admin
> has chosen to not give it an IP, but to only allow connections to it via
> terminal servers. This seems to introduce several unnecessary devices
> into our network. I would like to put a Linux box between the VAX and teh
> rest of the network.
>
> I think I can convince the admin to remove the terminal-only access if a
> user must log in from a certain IP address verified by the specific MAC
> address of their NIC.
>
> I have no idea how to capture the MAC address and the IP and compare them
> in a table. Any ideas?
>
> Thanks,
> Brian
>
>
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