Hello,
> Hello,
> I know that this has been brought up in the past ... but can someone
> refresh my memory as to why network devices will respond to arp requests,
> even with 'NOARP' set? (kernel 2.[23].x, via 'ifconfig <Dev> -arp', or 'ip
> link set up <dev> arp off')
>
> I would assume, that if you tell a device not to arp .. it shouldn't .. I
> have a patch for 2.2.13, which does the trick, but we'd like to upgrade the
> kernel on our cluster to 2.3 for the increased memory and file size support,
> but can't because the machines respond to arp requests on the devices we
> don't want them to respond on ..
In 2.2.14 you can hide this device using:
echo 1 > /proc/sys/net/ipv4/conf/all/hidden
echo 1 > /proc/sys/net/ipv4/conf/<device_name>/hidden
Read about it in Documentation/networking/ip-sysctl.txt
May be this functionality will be ported to 2.3 soon.
Regards
-- Julian Anastasov <uli@linux.tu-varna.acad.bg>- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/
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