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Re: hard wired solution to arp problem

To: Julian Anastasov <uli@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: hard wired solution to arp problem
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Joseph Mack <mack@xxxxxxxxxxx>
Date: Tue, 30 Nov 1999 23:34:15 -0500 (EST)
On Wed, 24 Nov 1999, Julian Anastasov wrote:

> 
> 
> On Wed, 24 Nov 1999, Joseph Mack wrote:
> 
> > New solution: hard wire the MAC address of the VIP on the director
> > into the router's arp table. In my case I don't have a router, and
> > my client connects directly to the director. I have a file /etc/ethers
> > with the entry
> 
>       This is a good solution but for configurations with one standalone
> LVS box. To support other LVS boxes which can take control when the main
> LVS box is down You have to change /etc/ethers each time in the router and
> in the all possible hosts on the LAN which can talk to VIP. 

In solaris you can set the hardware address of a NIC (although I forget
how much lattutude you have to change things here). Can you do this in
Linux?

Would a gratuitous arp from the directors flush a permanent entry in the
router? (How do you force a gratuitous arp anyhow?)

Joe 

--
Joseph Mack mack@xxxxxxxxxxx


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