lkml.org 
[lkml]   [2007]   [Dec]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: ARP Bug?

On Dec 14 2007 17:11, Gosney, JeremiX wrote:
>Subject: ARP Bug?
>
>We've noticed the 2.6-based Linux systems in our test lab are
>experiencing some "ARP flux"-like symptoms.
>
>The systems reply with eth0's hardware address to all ARP requests,

If you have the same subnet on multiple interfaces, only the
first interface will be served.

Case closed?

>regardless of the IP being queried. Because of this, the system will
>only send and receive packets on eth0; if eth0 is brought down, the
>system is unreachable even though it still has several active
>connections. With eth0 unplugged, none of the other interfaces are
>reachable (this is presumably a side-effect caused by the switch ARP
>cache.) Failover routes are defined in the routing table, but the system
>still will not send/receive packets out those interfaces.
>

I am not sure ARP even uses the routing table.


\
 
 \ /
  Last update: 2007-12-15 02:35    [W:0.077 / U:0.344 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site