1 out of 5 servers can't be accessed but on same part of the network.
Hi everyone. We have 5 servers here, linked to 5 buildings across the site. Each building has a network switch which uplinks back to the main network switch in the server room. All of a sudden, all PCs...
View ArticleDNSSEC key question
Hi,we want to configure DNSSEC for some of our zones, we have our own server 2008 R2 DNS servers (ns1 and ns2) we host some zones on these 2 name servers and these zones are accessible from the...
View ArticleVPN - Windows Server 2003 (NIC configuration).
Hey, The current environment is: Router - external IP Server 1 (Primary) WS2003 DC + DNS + DHCP Server 2 (Secondary) WS2003 DC + DNS + DHCP I'm going to add the new role VPN (RRAS-PPTP). Server 2...
View ArticleDNS Configuration Question - 2 AD zones, conditional forwarder?
Hey all,This feels basic but I think I'm doing something wrong. Scenario:I have a domain: lcps.k12.va.us that has several servers joined to this domain. example: sis.lcps.k12.va.usthis domain has its...
View ArticleIntermittant DNS Resolution
I have been following two other threads on same topic but unable to resolve my issue.On 11-5-2012 my users complained of "internet down" and subsequent investigation pointed at DNS failure. Further...
View ArticleDHCP reservation BAD_Address and Mac Address changes.
Ok. I understand about Bad_Address and the things that can cause it. That said, I am using Window 2003 and we are running DHCP. Yesterday we had a series of short power outages. Some were right...
View ArticleRouting and Remote access- NAT
Hi,We have a requirement as below1) There are 5 Windows Servers installed with different monitoring tools like Ex HPOV,SCOM, inhouse built monitoring tool etc.2) Customer will allow only one IP address...
View ArticlePrompt for credentials before granting internet access
Hello,In late February we are to hold a LAN with our usual 300-350 participators. We would like each user to log in with his own username/password. Last time we tried using Antamedia Hotspot server,...
View ArticleDHCP Server Not Registering A Records for Windows Clients
Hello,Despite reading every Ace Fekay blog on the Internet, I can't seem to get DHCP + DNS integration working properly. ;-)My environment:Single Forest, Single DomainForest and Domain Level: Windows...
View ArticleHelp setting up DNS correctly in Windows Server 2012
My new install of Windows Server 2012 is set up as only a domain controller. I want to set it up to resolve address, give out the addresses for my small business and use Exchange which will use...
View ArticleLoss of network connectivity Windows 2008 R2 Enterprise - DELL R910
Hi,We have a couple of DELL R910 servers and have had problems with random but very infrequent network connectivity loss.In the most recent case, a DELL R910 running Windows 2008 R2 Enterprise showed...
View ArticleDeleting A records of Servers and moving them to a CNAME
Hi All,We are migrating a Navision/SQL server to some new boxes, however we have many hard coded references to their A records in DNS. The issue is here of course that when we cut over to the new...
View ArticleDNS lookup periodically fails
We are operating a Windows 2008 Server R2 Standard with the DC, AD and DNS roles for our domain. The server is located at our primary site, with three remote sites connected through a VPN tunnel using...
View ArticleUnable to ping using host name, but when I ping using I.P. Address can ping...
Hi,We have, 3 Server. The Role of one server (SRV1) are PDC, RID, Infrastructure, DNS Server and Global Catalog. Other one server (SRV2) are DNS Server, and DHCP Server. This two server was in...
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_msdcs missing from domain's forward lookup zone.
Hi There,In DNS I have a forward lookup zone of _msdcs.mydomain.com but do not have a _msdcs folder within the forward lookup zone of mydomain.com.I think this is causing me some major problems with my...
View ArticleAdd Additional Domain in another site
Dear All,Good day for allI face a problem my scenario as follow:1- I have main site with Primary Active directory domain with windows server 2008 R2 with sub net 192.168.0.0and the AD & DNS server...
View ArticleDirectAccess NLB Cluster: adding node giving me a hard time...
I have a question for those who are familiar with UAG DirectAccess.I am very happy to see that Microsoft moved DirectAccess to Windows Server 2012. My compliments about the new features and...
View Article2 mac address reservation to one ip
is it possible to do 2 mac adress resevaton to one ip? I have a blade server that does pxe boot ramdomly from either nic0 or nic1. It changes randomly.but in dhcp, I am only able to reserve one mac per...
View ArticleMISSING PTR RECORDS AND NSLOOKUP FAILED AND EXCHANGE 2007 SP3
Hi allWe have 2 2003 servers as GC and DNS. I added 2008 R2 server to the domain and is also GC. After 3 days I noticed that all the PTR records on the DNS server are missing and because of the when I...
View ArticleQuestion concerning DNSSEC issues on lab system
I was messing around with DNSSEC creating KSK and ZSK keys and expirimenting, but screwed up and now have multiple keys which is not allowing me to sign a Zone as it is saying I have multipl ekeys with...
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