Windows Server 2012 R2 is a server operating system from Microsoft. It was published on May 31st of 2013. It contains many substantial changes over it predecessor, and substantially streamlines the number of available versions, which are down to four: Foundation, Essentials, Standard and Datacenter.

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Exchange 2013 running on 2012R2 changes time to about 5 hours ahead for a short time

I have an Exchange 2013 Server running Cu11 on 2012R2 OS. Twice now, it has randomly changed its system time, to about 5 hours ahead for a duration of about a couple minutes, then changed back to ...
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7 views

Windows update affecting external libraries installed on server windows 2012 r2

Recently i have applied windows update on my Windows server 2012 R2, before this update Microsoft jet.OLEDB 4.0 was installed on my server and was properly running. Just after the updates i started ...
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anonymous cifs client can't read files created with nfs

I'm sharing a windows folder using both nfs and a windows share. The windows share has read permissions for Everyone. The nfs share has write permissions (with "Allow root access") for a specific ...
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17 views

SCDPM Inconsistency with only 1 PC

We run System Center Data Protection Manager to back up a bunch of VIP computers. The primary server is scdpm, and it creates its replicas of the PCs just fine. The secondary DPM server is scpdm2, and ...
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Windows server 2012 r2 network speed to computer is limited to ~30mbps

We have recently installed Windows Server 2012 R2 in our school. I noticed, that bandwidth to one client is somehow limited to around 30mbps. This server is gateway to internet. When we had UNIX ...
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28 views

Poor I/O performance on EBS optimized r3.xlarge instance with Windows 2012 R2

I launched a new server with SQL 2012 R2 on a Windows 2012R2 instance sized to r3.xlarge, with EBS-optimized turned on. I've got three attached EBS drives (GP2), all sized at 1 TB each (3000/IPOS ...
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16 views

NPS RADIUS 802.1x and configuring for large number of VLAN-s

Problem I've got a network with large number of VLAN-s (200+), and ActiveDirectory with 2012R2 servers, with all users and computers. I've also got NPS RADIUS server setup, properly working with ...
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2answers
29 views

Why do I keep getting Microsoft-Kernel-Power error and my 2012 R2 DataCenter is randomly restarting with this error

Microsoft-Kernel-Power error ID=41 on Windows Server 2012 R2 Data Center. My server went down twice yesterday due to this error happening, causing the server to restart on its own. This is an Azure ...
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41 views

Remote desktops scenario - Server 2012 R2 Hyper-V RDS/VDI or VMware ESXi with Win7 guests?

I wasn't sure whether this question should be asked here or over in Super User... I'd like some guidance for setting up a Remote Desktop scenario for users in a reliable yet cost-effective way. ...
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1answer
139 views

Suggestions For IT Staff Delegation

looking for some suggestions or tips on how to setup our IT admins with delegation and server access. I started at a new organization and saw that every IT staff member is a domain admin. Looks like ...
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48 views

Recover deleted mailbox and user- no AD recycle bin

I deleted a users mailbox in the ECP- AD user was of course also deleted. The recycle bin is not enabled. Is the only way to recover the user and mailbox with an authoritative restore?
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40 views

Route LAN traffic and Internet Windows Server 2012 R2

I have a Windows Server 2012 R2 (AD, DNS, DHCP, IIS). MY internet connection is 10 0Mbps Up, 10 Mbps Down. Whenever I transfer files between computers in my local network it transfers via internet at ...
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Questions about ktpass/kerberos with Active Directory

I got a few questions about Kerberos with Active Directory, specifically about the ktpass tool. The example AD I'm using (everything is on 2012R2 level): Active Directory Domain Name: ...
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1answer
64 views

Windows 2012 DNS server phase out

I've got a network with 3 AD servers that also run the DNS service. We've got a project on to migrate from Windows DNS to a new turnkey DDI solution. I'm going through everything I can think of ...
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2answers
29 views

Connect to specific Session Host depending on user's AD site

I'm setting up a new Server 2012 R2-based RDS deployment publishing desktops to users based in three geographically distinct sites. All users need access to the same applications and resources. Is it ...
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1answer
31 views

Windows 2012. Enable network adapter with only file system access

We ha ve a cloud hosted Windows 2012 Server. There is no plesk installed. Accidentaly disabled the only network adapter, and now in revovery mode we only have access to the file system. I need to ...
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47 views

Schannel Error - Random

I'm currently experiencing an issue on a Windows Server 2012 R2. In the event log is an Error for the Source "Schannel". The error description is: "A fatal alert was generated and sent to the ...
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191 views

Mixing disks of different sizes in a Storage Spaces pool

I have a Storage Spaces pool containing 2x 3TB disks. A single mirrored volume is created from this pool with a fixed size (not thin provisioned) and is set to use all space in the pool at the time of ...
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2answers
14 views

IIS logs before written to file

I have an IIS version 8.5 web server running on Windows Server 2012 R2. Logging is configured on this server to write a new log file daily to %SystemDrive%\inetpub\logs\LogFiles. My "Log Event ...
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1answer
16 views

New site is not listed when adding new domain controller

I inherited this network and I'm trying to figure out what I am missing. I created a new site in Chicago and I want to add a domain controller to it but the new site is not listed when I go to ...
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20 views

Win Server 2012 R2. Apply security GPO to local users on a specific machine

We have a "demo" machine which we use for providing remote access to demo software as a local user. Is there a way to hide and deny access to everything except the user folder using a GPO?
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1answer
49 views

Unable to start Active Directory Certificate Services afer migrating from 2003 to 2012 R2

I was in the process migrating our CA from a 2003 server to a 2012 R2 using this guide After a server restart the CA service will no longer start. I receive error 21: The device is not ready. Is it ...
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5 views

How to configure vpn with smartcard authentication

Can you help me to configure vpn on my server. So i can connect over internet to it. The connection must require smart card authentication for users. I allready installed windows server 2012 with ...
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3answers
57 views

How to get all the logon time of a particular user account

I know to use event viewer to check who logged into the system and when. But I am trying to figure out for a particular local user account, say administrator - what all are the login date and time for ...
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10 views

Running Session Virtualization in Server 2012 off a single server box

My technical level is below average here. I have an HP (Proliant DL380 Gen9 Xeon e5-2620) machine running Server 2012 and Wyze thin clients off which I want to run 10 full Windows 8 Remote Desktop ...
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18 views

sconfig - access is denied - server 2012r2 core on hyperv

I have a vm on hyperv (host is running server 2012r2) running server 2012r2 core. Its been working fine for months, today I can no longer run sconfig to manage it locally. I type sconfig, the command ...
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35 views

Does Root CA need to be online?

I am trying to setup an IPv6-only Exchange Server 2013, running on Server 2012 R2 Datacenter. This is a 1-machine-setup in a VirtualBox for testing purposes. Everything is running ok so far. I.e. I ...
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WS 2012, error with VM

I have error with my VM's. It's 10028 and it says, that DCOM was unable to communicate with the computer (VM NAME) using any of the cnfigured protocols; request by PID 688 I get this errors every ...
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53 views

How to configure DNS (outside Azure) and Windows VM in Azure

I have just started getting to grips with moving existing websites in to Azure on a Windows Server (2012) VM. How do I set the DNS records (managed away from Azure) to go to the site set up on that ...
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57 views

Advice on migration from SBS 2003 to Windows server 2012 R2 Essentials

I need some advice about migrating to Win Server 2012 R2 Essentials. I've never done something like this before and want to be very sure I'm not doing something stupid or in the wrong order. Source ...
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2answers
54 views

Lost RDP access to VM azure after firewall changes

I have an Azure virtual machine running Windows Server 2012. Mistakenly changed the windows firewall setting to Block all incoming connection including those in the allowed list Now i am unable to ...
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63 views

Windows Server 2012 R2 Primary Domain Controller locks old computername

Before updating to 2012, old DC-name was: SERVER1 Now Primary-DC name is: SERVER2 SERVER1 was added to computer as DNS-CNAME-alias Then we installed secondary DC: SERVER3 and tried switch ...
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How to create or change unmanaged computer account to managed computer account in Server 2012R2

My DC Server use Windows Server 2012R2. I want to use Windows Deployment Service but I don't see any computer account in active directory prestaged devices. From this Ref, I must change computer ...
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Virtual audio driver for Win 2012 & Skype

I have Skype running on a Windows 2012 R2 server to host Skype calls for large parties, but occasionally nobody in the call can hear each other. I'm assuming this is because there's no actual audio ...
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45 views

Windows Server, IPv6 DNS Setting, and DNS Search Order

I was looking through some of the DNS configs on the DC's at my new gig and noticed that ipconfig /all is listing the search order as the ipv6 local loopback as first, then the static ipv4 dns ...
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1answer
18 views

IIS 8.5 not accepting authentication settings at app level

I'm trying to set authentication settings directly to the app level and IIS doesn't seem to be accepting it. I'm running IIS 8.5 on 2012 R2. Here's what happen when I disable all authentication ...
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14 views

Can't see fileshares in Windows Failover Cluster Interface

I am unable to see Fileshares I've added to my Windows Failover Cluster And I get this error But I can see them via powershell Get-SmbShare -ScopeName my_server_role | Select * I am a domain ...
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8 views

Add Multiple FileShares to Windows Failover Cluster

Is there a way to add multiple fileshares simultaneously or via powershell to Windows Failover Cluster on a Windows 2012 R2 server? With the user interface, this will take all day because there ...
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16 views

iSCSI Virtual Disk Missing

I have one Supermicro server with Windows Server 2012 used as NAS with RAID1 which crashed and after reboot half or the disk has gone either failed or missing, I did manage to get all of them fixed ...
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Windows Server 2012 R2 Essentials: How do I get the Connect wizard to work on Windows 10?

I'm setting up some brand new Dell laptops that have come with Windows 10 Pro preinstalled. I need to connect them to a server that is running Windows Server 2012 R2 Essentials. From what I can make ...
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1answer
25 views

RRAS NAT not forwarding for specific Hyper-V VM's

I have a Windows Server 2012 R2 installation, with Hyper-V, RRAS and NAT setup. I'm having an issue with two of my VM's and RRAS NAT: Essentially, these two VM's will not communicate outside the ...
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1answer
80 views

DNS Inaccessible

I know this might seem a duplicate but wait! We have a Windows Server 2012 R2 domain controller, it obviously is a DNS server which hosts one AD-integrated domain. recently, it stopped responding and ...
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SQL Server SSMS/Other Processes Allow Login from Untrusted and Unassociated domain

We have a Windows/SQL server development environment which is completely separate from our developers primary systems, including completely separate domains (no forest association, etc.) Our SQL ...
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87 views

Cannot upgrade windows server 2012 core to GUI

Before I start I want to apologize if my english isn't 100% correct since it's not my main language.| So, here is my problem: I have a Windows Server 2012 R2 server with the GUI removed. Including ...
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28 views

DHCP Server Dynamically Updating DNS on Other Server (Both Windows 2012 R2, No AD)

We have had a single Windows Server 2012 R2 server (with no Active Directory) running DNS and DHCP for our main network for a good few months with dynamic DNS updates from DHCP working fine. We have ...
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34 views

Install Intel 10 Gigabit AT2 Server Adapter Server 2012

I'm attempting to install an Intel 10 Gigabit Ethernet AT2 Server Adapter into a machine, running Server 2012 R2. Hardware Information: PCI\VEN_8086&DEV_150B&SUBSYS_A12C8086&REV_01 ...
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49 views

GPO drive mapping fails and other (logon) problems

We recently increased our user amount on our RDS 2012 R2. We are starting to experience some issues. We have 4 Windows 2012 R2 RDS Servers and 1 Domain Controller/File server also running Windows ...
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25 views

Configure/Install the New Blade HP Proliant BL685c G7 in Blade server C7000 G7 server

I have a problem Installing the Blade HP Proliant BL685c G7 into the Blade server C7000 encloser G7. i want to install Windows server 2012 R2 on the new Blade but when i boot from the Bootable USB i ...
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Virtualised SQL Server Cluster test environment error “originally formatted with sector size 4096”

I am trying to set up an environment for testing a clustered SQL Server upgrade, so I have built a replica here on VMware Workstation 11. I have provisioned 3 servers for this, two Windows Server ...
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15 views

IOS + StrongSwan + Windows RADIUS (NAP)

We've got Windows NAP, Windows Certification Services and many kind of clients wich uses Windows, android, OS X and iOS. All clients have certificates issued Windows CA, and I need that they connect ...