Did you change the serialnumber? If you've got time, mail the reverse loopkup file to me at hvlems at zonnet dot nl Hans ------Origineel bericht------ Van: sampsa at mac.com Afzender: owner-hecnet at Update.UU.SE Aan: hecnet at Update.UU.SE Beantwoorden: hecnet at Update.UU.SE Onderwerp: Re: [HECnet] MULTINET borks due to broken Bind9 setup? Verzonden: 23 december 2012 20:04 I did. Several times. With different googled guides and example formats. Sampsa On 23 Dec 2012, at 21:03, Bob Armstrong <bob at jfcl.com> wrote: IP->NAME I'd be very grateful. I'll stay out of it if you want, but did you also update the db.x.y.z file? That's probably all it takes. (x.y.z is the IP of your in house network, with the octets in reverse order). Bob