Re: Arp expire/timeout 2.1.132/2.2pre1

Florian Lohoff (flo@rfc822.org)
Sun, 3 Jan 1999 00:36:54 +0100

On Sat, Jan 02, 1999 at 06:31:35PM +0100, Andi Kleen wrote:
> > Wouldnt this work when:
> > - Restart neighbour entry expiry time on receive of an packet which matches
> > the correct IP/MAC address pair ?
>
> Only good fix would be to add a new socket command/option that signals
> forward process for a specific address to the kernel, and change tftp to use
> that.

> When the neighbour entry expires the kernel first tries to send an ARP
> probe directly to the other end (ucast_solicit). Is your Ultrix box
> dumb enough to not answer to these probes?

Thank god - no more ulrix on that box :) - Trying to netboot Linux/Mips
but the Prom seems to be mega-dumb ... Once it starts TFTP
it seems not to answer arp requests anymore :(

Doesnt this new Arp timing mechanism increase Arp-Request heavily ?

I have a look at the Arp State machine - maybe ill get the clue ...

Flo

-- 
Florian Lohoff		flo@rfc822.org		      	+49-5241-470566
Good, Fast, Cheap: Pick any two (you can't have all three).  (RFC 1925)


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