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List:       freebsd-net
Subject:    Re: IP alias configuration for high availability
From:       Mike Thompson <miket () dnai ! com>
Date:       1999-03-27 1:33:24
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Tony,

Thanks for the clever tip.  This was the type of helpful information
I was looking for.

Mike

>You can avoid the need to fiddle with arp and ifconfig by setting up
>the alias on the server's loopback interface. You then control which
>servers are live by changing the routes on the router; the servers
>don't need to be told what's going on.
>
>To set up a server:
>
>ifconfig ed0 inet 192.168.0.1 netmask 255.255.255.0
>ifconfig lo0 inet 209.185.152.1 netmask 255.255.255.255 alias
>
>On the router:
>
>route add -host 209.185.152.1 192.168.0.1
>
>Tony.




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