Upgrading server hardware on existing failover pair

Sten Carlsen stenc at s-carlsen.dk
Tue Apr 3 00:24:29 UTC 2012

Will there be complete communication between the servers? (I assume you
will use newest versions on new servers)

I seem to recall changes in protocol between some versions.

On 02/04/12 23:29, Simon Hobson wrote:
> 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.

Best regards

Sten Carlsen

No improvements come from shouting:

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.isc.org/pipermail/dhcp-users/attachments/20120403/9c14ef1b/attachment-0001.html>

More information about the dhcp-users mailing list