problem with both-faiover-server updating the DNS
johnmill at brandeis.edu
Fri Sep 4 18:00:35 UTC 2015
Both dhcp servers answering is standard procedure. Are both offering
the same IP address, however? That's not standard procedure.
Are you doing dns updates for hosts with fixed-address directives, by
any chance? (update-static-leases on)
On Fri, Sep 4, 2015 at 12:23 PM, gnafou <fmgre-liste01 at yahoo.fr> wrote:
> I currently have isc dhcp servers working with failover and dns update (
> interim style )
> When upgrading my debian machine from wheezy to jessie, it upgraded as well
> dhcpd from 4.2.2 to 4.3.1.
> Since i have upgraded, i find some weird behaviour with the DNS-Update :
> for some of the machines, both dhcp servers answer, then they both update
> the DNS.
> I do not have any log lines stating ' lease owned by peer'
> And after the lease is over, one of the dhcp server deletes the dns map
> though the machine is currently being served by the other server.
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