inverse-inc/packetfence — pull request #71 by candlerb (2012-09-30 08:35:39+00:00)
Title: dhcpd startup if all isolation/registration networks are remote #1565

If dhcpd is answering remote requests only, i.e. there is no directly-
connected isolation/registration network, then add an empty subnet { }
declaration so that dhcpd will still listen on the interface.