DNS / LDAP Error
Hi,We are in the process of upgrading Exchange 2007 to 2010. In the process we are running dcdiag with the /a switch and the result below.We have checked our dns server and found this to be "we think"...
View ArticleDHCP backup
DHCP database is backed up every 60 minutes, it overwrites existing backup file, does anyone have script to schedule backup weekly to file server or create a dump on file server?
View ArticleVlan tagging on host level.
Hi, I have IBM blade servers , blade server network interface connected to Cisco switch , on Cisco switch port vlan tagging is enabled. Each blade server has 2 nic. . Few of blade server are installed...
View ArticleDNS - A Record Disappears while AAAA Record for Host is registered
Hi,I have a strange issue. Recently we have noticed dynamically registered IPv4 addresses disappearing from our internal Windows DNS forward lookup zones.I don't run our very large DNS environment, so...
View ArticleRandom DNS issue - Internal FQDN will not resolve - Server 2008 R2
We recently upgraded our Domain from 2003 to 2008 R2. We are also running DNS (AD Integrated). The old Domain Controllers have been retired, roles moved to the new AD controllers, and DNS entries for...
View ArticleMAC Address Authorization in a pre-existing RADIUS/NPS environment
I already have a RADIUS/NPS deployed. My current solution is the WIN2008R2 NPS and help me authenticating 802.1X clients (HP Switches), Alcatel IP Phones (MD5 enabled) and VPN PPTP Clients (incoming...
View ArticleEvent ID 1005 - ADWS
I have one Server run Web Services with IIS + TMG 2010 (Server is not Domain Controler, it's Workgroup)+ I have a problem with Event ID 1005 - ADWS, but can not solve this problem:Event ID :...
View ArticleWindows server 2012 as RRAS server in DMZ Zone
Hi All,i am configuring a windows server 2012 as a VPN server for my company, the server is located at our DMZ zone as below:Internal - FW2 - DMZ - FW1 - Internet - Clientthis server is not joining...
View ArticleCan I delegate sub zones administrative permissions on DNS servers?
DC/DNS: Windows Server 2008 R2Zone: contoso.comI set up several sub zones under contoso.com, like a.contoso.com, b.contoso.com on the DNS servers. Is there a way to delegate the administrative...
View ArticleCNAME ping through secondary IP Address
Hi All,I have one web server with hostname "CHN-VM-001" with IP address of 10.200.2.10. I have added CNAME "kb" to this server and we have one more file share server with IP of 10.200.2.54. Now i...
View ArticleNeed help with DNS and RRAS
Hello!We have 2 dc and rras server in Datacenter VMware vSphere, they are behind cisco router, port 1723 redirects to RRAS server.RRAS server uses only PPTP connections.I tried two configs: using DHCP...
View ArticleDHCP in Domain Controller
I have a DHCP in the Domain Controller and I want to provide access to a secruity group. I see the local group Named "Dhcp Administrator" and "DHCP users" are moved to the Active Directory. However...
View ArticleDHCP help!
Hi all,Currently, we have two Windows 2008 R2 DHCP servers with split scope. Due to budget, we need to move one of two Windows 2008 R2 DHCP servers to different site. since the lease duration is 8...
View ArticleEffects of adding a class-B reverse dns zone?
Hi all. Easy question hopefully.. I currently have about 250 reverse zones, mostly class Cs. I did some analysis and found that this still doesn't include all the Cs covered by our DHCP scopes. Instead...
View Articleintermitently cannot access server
hello,small environ ment1- windows 2008 R2 std roles ADC/DNS/user profiles2- windows 2008 R2 Std 2nd ADC/FSclients are all win7 pro X64-all clients are staticevery once in a while (a couple of times a...
View ArticleControlling DNS for an AD Trust and Stub Zones
Here is my scenario: creating a domain trust for an AD migration. Setting up DNS between DomainA.COM and DomainB.com. DomainA.com has DNS/AD servers spread across many global locations. There is a...
View ArticleGlobalNames zone problems
I am trying to set up globalnames zone to work on Windows 2008R2. A domain mydomain.dir contains just two DCs and no other servers.I created it as described in...
View ArticleWhat settings do I need for a DHCP scope to work with my RRAS setup?
Hi, I have setup RRAS on my server. It has two virtual networks cards. NIC 1 is connected to an external virtual switch and NIC 2 is connected to an virtual internal switch.RRAS is set to use NIC 1 for...
View ArticleDynamic DNS Registration Issue
I am not able to get dynamic DNS registration to work on any servers that are not in the same network as the DCs. I have verified that all ports are open between these networks to the domain...
View ArticleEvent id 4343 Warning messages in 2008 R2 Wins Cluster
Hi All,I'm getting the below warning messages on daily basis on my WINS Server. Actually Wins & DHCP installed in clustered setup on Domain controllers running on 2008 R2. Pls help to reolve this...
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