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Skype blocks your network adapter [Update]
Published Sat, Apr 27 2013 14:30 | Thomas K.H. Bittner
Since Skype versions 6.1x and especially 6.2x and now 6.3x many people facing problems with network connections after starting Skype. Even not be able anymore to logon to Skype, because the network connection is blocked. When you open the status for your...
DNS Server service refuse name resolution on Windows Server 2008 R2
Published Fri, Jan 6 2012 11:54 | Thomas K.H. Bittner
It has been already from nearly two years ago, that under certain circumstances DNS Server service on Windows Server 2008 R2 refuse to resolve internet domain name addresses. This issue occurs if Windows Server 2008 R2 DNS Server is used without forwarders...
Windows Anti-Virus Exclusion List
Published Wed, Aug 17 2011 10:40 | Thomas K.H. Bittner
A comprehensive all exclusion list for Windows Server Systems has been published on TechNet Wiki.  
Error 0x80070035 – The network path was not found
Published Thu, Jun 30 2011 14:30 | Thomas K.H. Bittner
In an environment with Site-to-Site VPNs and Windows 7 clients on the branch offices you can be faced with the Error 0x80070035 – The network path was not found, when users try to access file services provided with DFS shares. The standard protocol used...
Microsoft iSCSI Software Target now available
Published Tue, Apr 5 2011 7:56 | Thomas K.H. Bittner
All new OS have the iSCSI Initiator client already available out of the box. The server side component was only available for Windows Storage Server. Now it is available for all other server types too. How to use it with a Hyper-V Cluster read the blog...
Secure Access to your Cloud Services
Published Tue, Feb 22 2011 17:06 | Thomas K.H. Bittner
Moving to the Cloud is going on and so we will have more and more On-Premise and Cloud environments living site by site. Securing access to Cloud Services will be more relevant for the future. A great article on this topic has been published by Yuri Diogenes...
Windows Server 2008 R2 refuse to resolve external FQDN
Published Fri, Oct 8 2010 19:07 | Thomas K.H. Bittner
No, it is not the dot in the hierachy on DNS Server which makes him a Root DNS. So looking for this is obvious. And what if you find, that DNS Root Servers are listed and forwarders are able to ping, but recursive name resolution still doesn’t work. When...
More Performance with SMBv2x on Windows and NetApp
Published Wed, Sep 22 2010 19:22 | Thomas K.H. Bittner
NetApp has prepared an interesting performance test with new SMBv2.x available with Windows 7 and Windows Server 2008. The NetApp OnTap operating system has already been updated to support SMBv2. Find here the result figures about performance increase...
Win7 and Windows Server 2008 and R2 SMBv2 and v2.1 and Riverbed
Published Mon, Sep 6 2010 16:12 | Thomas K.H. Bittner
Who designs distributed network infrastructures with high bandwidth connected sites and accelerates traffic with Riverbed appliances will loose many nice communication features comming with WinVista or Win7 and Windows Server Systems 2008 and 2008R2....
Permission Issue with DFSN
Published Tue, Aug 24 2010 21:45 | Thomas K.H. Bittner
Accessing a folder under a mapped network drive to a Distributed File System Namespace (DFSN) folder target may fail on Windows Vista and and later OS versions with error “Access is Denied”. Clients with Windows Vista or Windows 7 do not receive errors...