Upgrading server hardware on existing failover pair

Simon Hobson dhcp1 at thehobsons.co.uk
Mon Apr 2 21:29:16 UTC 2012

Oscar Ricardo Silva wrote:

>1.  Shut down dhcpd on the secondary (gracefully).  The primary 
>should go into partner-down

As Randall points out, you need to do this state change manually.

>2.  Copy configuration and leases file from old secondary to new secondary

You should only need to copy config, the "new" secondary will sync 
it's leases from the primary.
Dunno which (if any) is considered "better", or if there's a speed difference.

Simon Hobson

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