Hi, did you play with the "w32tm" command? It has a debug option and you can manually resync etc.
HTH, Enno On Wed, Jul 29, 2015 at 10:33:36AM +0200, Gert Doering wrote: > Hi, > > one of my colleagues just brought up a windows / ipv6 issue that I cannot > answer (and google just returns "disable ipv6!" as the top#1 link...) - > specifically, his server 2012 r2 is unable to sync to an IPv6-enabled > NTP server. > > I can see queries and responses: > > 10:26:22.401681 IP6 2001:608:x:xx::zz.123 > 2001:608:0:c::123.123: NTPv3, > Client, length 48 > 10:26:22.402150 IP6 2001:608:0:c::123.123 > 2001:608:x:xx::zz.123: NTPv3, > Server, length 48 > > IPv6 connectivity is working fine - when pinging ntp.space.net, the server > will happily acknowledge receipt of the echo replies. > > Windows firewall is disabled (box is behind ACLs and the ACLs permit NTP), > so it really should be able to synchronize fine - but it doesn't. > > So, before entering lenghty debug sessions, I'm hoping to hear from someone > that this is a known issue, and all you need to do is "X" (or "it is known > to not-work")... > > Gert Doering > -- NetMaster > -- > have you enabled IPv6 on something today...? > > SpaceNet AG Vorstand: Sebastian v. Bomhard > Joseph-Dollinger-Bogen 14 Aufsichtsratsvors.: A. Grundner-Culemann > D-80807 Muenchen HRB: 136055 (AG Muenchen) > Tel: +49 (0)89/32356-444 USt-IdNr.: DE813185279 -- Enno Rey ERNW GmbH - Carl-Bosch-Str. 4 - 69115 Heidelberg - www.ernw.de Tel. +49 6221 480390 - Fax 6221 419008 - Cell +49 173 6745902 Handelsregister Mannheim: HRB 337135 Geschaeftsfuehrer: Enno Rey ======================================================= Blog: www.insinuator.net || Conference: www.troopers.de Twitter: @Enno_Insinuator =======================================================
