Using OMAPI to release a DHCP lease on a failover pair

[Patrick Trapp]

Interesting. You would only have two available addresses, right? The network address and the broadcast address? Which one does the device answer to?
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From: dhcp-users <dhcp-users-bounces at lists.isc.org> on behalf of sthaug at nethelp.no <sthaug at nethelp.no>
Sent: Thursday, July 30, 2020 2:53 PM
To: dhcp-users at lists.isc.org <dhcp-users at lists.isc.org>; bill at c3po.polymerindustries.biz <bill at c3po.polymerindustries.biz>
Subject: Re: Using OMAPI to release a DHCP lease on a failover pair

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> I don't know what your conf or your network looks like, but an IPv4
> subnet requires
> at lease four addresses:
> 1.1.1.0/30  network address - unusable
> 1.1.1.1/30  available
> 1.1.1.2/30  available
> 1.1.1.3/30  broadcast address
> This may be the problem.  Make the pool larger.

We have used ISC DHCP with /31 networks for quite a while. Works fine.
Only one address available for the DHCP client, obviously.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no
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