Re: [2.6.8.1] Bug ? Mult-homed host replies to ARP requests for IP address on admin downed interface

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On Wed, 18 Aug 2004 16:46:34 +0930
Mark Smith  <random@72616e646f6d20323030342d30342d31360a.nosense.org> wrote:

> On a multi-homed host (2 interfaces for example), I'm finding that if I
> administratively set one of the interfaces down, eg, "ip link set eth1 down",
> the multi-homed host still replies to ARP requests for the IP address assigned
> to the downed interface. After ARP resolution occurs, any IP traffic to the IP
> address on the downed interface is dropped, eg. ping doesn't work.

That's correct behavior, you have to remove each and every IP
address from the device to get the behavior you want.

Even when a device is down, the IPV4 addresses assigned to it are
still valid and assosciated with the host.
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