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Re: hard wired solution to arp problem

To: Lars Marowsky-Bree <lmb@xxxxxxxxx>
Subject: Re: hard wired solution to arp problem
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Joseph Mack <mack@xxxxxxxxxxx>
Date: Wed, 1 Dec 1999 13:40:07 -0500 (EST)
On Wed, 1 Dec 1999, Lars Marowsky-Bree wrote:

> On 1999-12-01T13:14:50,
>    Joseph Mack <mack@xxxxxxxxxxx> said:
> 
> > oops I asked the wrong question. If two linux boxes are joined by a normal
> > IPIP tunnel connection (not an LVS) and there is no MAC associatied with
> > the tunl0 devices at each end of the link, then how to the packets get
> > from one machine to the other.
> 
> The packets are encapsulated via IPIP and send to the tunl endpoint's "real"
> IP where they are decapsulated again and appear in the tunl interface.
> 
> You do not need a MAC address for p2p interface types, or logical interfaces
> like tunnels etc.

ah (slapping forehead) I should have been able to figure that out

OK bonus question. You can set up a VS-Tun LVS with a 2.0.36 realserver
with the VIP on lo:0, dummy0 or tunl0, but if the realserver is 2.2.x
you can only have tunl0 for the VIP. Any idea what's going one here?

> iputils is very useful, it is what I use for IPAT. fake looked ... not useful
> to me.

what's IPAT?

Joe
--
Joseph Mack mack@xxxxxxxxxxx


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