Heartbeat failure

[Alan Cox]

On Thu, 2002-10-24 at 18:47, Alan Robertson wrote:
> The ARP cache entries are supposed to time out after a period of time 
> without any ARPs being sent.  This doesn't depend on non-ARP traffic AFAIK. 
>   Others who have had similar problems usually report that this is indeed 
> what happens.  But, I'm not a networking expert.  It could be your router 
> just has a long ARP cache timeout.

Some routers only timeout ARP entries when they need to reuse the cache
entry for something else. Frequently that means never