On Wed, Apr 18, 2007 at 05:39:40PM -0400, Faheem Mitha wrote: > > > On Wed, 18 Apr 2007, Roberto C. Sánchez wrote: > > >On Wed, Apr 18, 2007 at 04:20:49PM -0400, Faheem Mitha wrote: > >> > >>Hi everyone, > >> > >>I've got a server on which there are two network cards. One of the network > >>cards has been configured, and has been running satisfactorily for a > >>while. I recently plugged in the other network card and started using it > >>for a different IP address. However, I've been having persistent problems > >>with that interface. Namely, some of the time I can't connect to the > >>interface, which seems to go up and down unpredictably, and floods the > >>system logs with DHCP requests. Clearly something is badly wrong here, and > >>I am hoping this is something simple that can be fixed easily. > >> > >Are eth1 and eth0 configured to be on the same subnet? > > > >Regards, > > > >-Roberto > > Yes. I can send you the output of ifconfig if useful. > > The addresses are both in the 152.3.172.* subnet. > Well, there is your problem.
Having two physical interfaces on the same subnet is generally a bad idea: http://lists.debian.org/debian-user/2007/01/msg01633.html http://lists.debian.org/debian-firewall/2005/03/msg00073.html You have to really know what you are doing. It appears that you have overlooked something in your configuration. If you can provide more details, I or someone else might be able to help get you going in the right direction. Regards, -Roberto -- Roberto C. Sánchez http://people.connexer.com/~roberto http://www.connexer.com
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