[Eug-lug] arp kernel voodoo question for the gurus.

Bob Miller kbob at jogger-egg.com
Sat Aug 18 09:04:24 PDT 2007


Mike Cherba wrote:

> By my reading this means that
> proc/sys/net/ipv4/neigh/[interface]/base_reachable_time
> is the parameter which controls how fast the entries age out of the
> table.  It defaults to 30 seconds, which means that arp reaffirmation
> can take anywhere from ~15-45 seconds between passes.  When I shorten
> this to 10 I see the arps happen between 5 and 15 seconds.

What's the problem that requires short ARP timeouts?

-- 
Bob Miller                              K<bob>
                                        kbob at jogger-egg.com


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