From: Brian Haley <brian.haley@hp.com>
To: Ulf samuelsson <netdev@emagii.com>
Cc: Netdev <netdev@vger.kernel.org>
Subject: Re: How to make stack send broadcast ARP request when entry is STALE?
Date: Fri, 07 Nov 2014 10:54:30 +0100 [thread overview]
Message-ID: <545C96D6.5020204@hp.com> (raw)
In-Reply-To: <C4AF677B-55AC-4CE0-9BFB-EBB2E0C3BF74@emagii.com>
On 11/05/2014 07:48 AM, Ulf samuelsson wrote:
> Have a problem with an HP router at a certain location, which
> is configured to only answer to broadcast ARP requests.
> That cannot be changed.
Sorry to hear about the problem, but my only suggestions would be to try
the latest firmware and/or put a call in to support. I don't happen
work in the division that makes routers...
> The first ARP request the kernel sends out, is a broadcast request,
> which is fine, but after the reply, the kernel sends unicast requests,
> which will not get any replies.
You might be able to hack this by inserting an ebtables rule - check the
dnat target section of the man page - don't know the exact syntax but it
would probably end in '-j dnat --to-destination ff:ff:ff:ff:ff:ff'
-Brian
next prev parent reply other threads:[~2014-11-07 9:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-05 6:48 How to make stack send broadcast ARP request when entry is STALE? Ulf samuelsson
2014-11-06 11:48 ` Sowmini Varadhan
2014-11-06 13:29 ` Ulf samuelsson
2014-11-07 9:54 ` Brian Haley [this message]
2014-11-07 10:11 ` Ulf samuelsson
2014-11-10 22:52 ` Brian Haley
2014-11-11 10:08 ` Ulf samuelsson
2014-11-11 16:36 ` Brian Haley
2014-11-12 8:46 ` Ulf samuelsson
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