DNS on 2008R2

2010-10-08 Thread greg.sweers
Anyone tell me why 2 AD DNS servers that were running perfectly find would suddenly stop doing all recursive queries outside of the network. I had to run this dnscmd /config /EnableEDNSProbes 0 which apparently disables larger UDP packets, but I am trying to find out if there was an recent

RE: DNS on 2008R2

2010-10-08 Thread greg.sweers
BTW their was no firewall change, same one that has been in their for 6 months at least. From: greg.swe...@actsconsulting.net [mailto:greg.swe...@actsconsulting.net] Sent: Friday, October 08, 2010 10:49 AM To: NT System Admin Issues Subject: DNS on 2008R2 Anyone tell me why 2 AD DNS servers

Re: DNS on 2008R2

2010-10-08 Thread Anders Blomgren
Are you using forwarders? Have they been changed? Our older version Cisco Network Registrar goes bonkers if I dont disable EDNS Probes on the 2008R2 dc's that forward to it. -Anders On Fri, Oct 8, 2010 at 4:48 PM, greg.swe...@actsconsulting.net wrote: Anyone tell me why 2 AD DNS servers that