On Thu, Jun 29, 2000 at 09:24:38PM -0700, Roisman, Dani wrote:
> Hi. I've seen many-a-post on this list about proxy arp, but none with any
> closure.
>
> I'm upgrading a linux router from 2.0.35 (based on rh 5.1) to 2.2.14 (based
> on rh6.1). Same network configuration, and it all works except the proxy
> arp. My command is simple:
>
> arp -i eth2 -Ds 192.168.1.1 eth2 pub
>
> But the output of arp -nv puts * in the HWtype, HWaddr, and the Flags are
> MP.
>
> I know about /proc/sys/net/ipv4/conf/*/proxy_arp, but if I set that to 1, it
> enables gratuitous arp, and boy did that screw up my network. Nothing like
> users calling up one at a time with "I can't hit the
> server/Internet/printer!" Time to re-read BOFH ; )
>
> It was bad enough that proxy arp for subnets was disabled, but please don't
> tell me that all proxy arp is broken?
You probably need to upgrade your net-tools (older arp forgets to set the
ATF_PUBL flag)
-Andi
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