How are you doing DHCPv6 ?
rcarpen at network1.net
Sat Jan 21 13:05:03 CST 2012
Several people have mentioned clustering software. Does any one have any examples of such a thing that supports v4 and v6?
We have always used the built in failover in ISC dhcpd, and it works nicely. I don't understand why they felt it would not be needed in v6.
On Jan 21, 2012, at 12:31, Jimmy Hess <mysidia at gmail.com> wrote:
> On Sat, Jan 21, 2012 at 7:03 AM, Bjørn Mork <bjorn at mork.no> wrote:
> Randy Carpenter <rcarpen at network1.net> writes:
> Duplicate assignments are not a problem as long as you ensure that the
> client is the same.
> Duplicate assignments to different clients also won't be established if your
> standby server has access to an identical lease database at the moment
> your clustering software determines that the primary server has failed,
> kills the primary, and places the secondary in service.
> A sufficiently long lease duration should also be as good as a static lease, in that case.
> Because all the important details are in the database.
> You don't have to have any coordination in the DHCP software; you just in some cases, need to exclude the DHCPD daemon from simultaneously being active on multiple machines.
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