try using the server-identifier statement http://lrp2.steinkuehler.net/Packages/man/dhcpd.conf.5.man.htm it sometimes works for windows machines. -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.alioth.debian.org/pipermail/pkg-dhcp-devel/attachments/20110217/deeb0c5e/attachment.htm>