I guess my question, at this point, is "do you get messages in
/var/log/messages indicating that requests are coming on on eth0, if you
turn off the firewalling?"
On Sat, 9 Feb 2002, Jason Costomiris wrote:
> On Sat, Feb 09, 2002 at 09:22:17AM -0500, Mike Burger wrote:
> : No...that's not necessarily what it means...what that means is that it
> : will accept dhcp connections from all IP ranges, from any port on the
> : remote machine.
> :
> : Put a dhcp client on the network connected to your external interface, and
> : try to optain an address, and see what happens.
>
> Regardless of whether or not I pass dhcpd the "eth1" parameter, it will
> only serve addresses on the eth1 port, based on the ip/netmask on my
> eth1 and the subnet{ } configuration I've got in the dhcpd.conf file.
>
> The software does the "right thing", in that it won't hand out addresses
> on the external interface (in my case, eth0), as verified by the messages
> dhcpd produces at startup and a test I did (with my iptables rules
> unloaded). My concern had to do with the software binding to all
> interfaces, despite the fact that it doesn't need to.
>
> My iptables rules already don't permit DHCP requests from outside of my
> network, so that's not the real concern. Rather, my concern stems from
> the software itself not behaving properly. I'll bugzilla this one.
>
>
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