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  • Blog Post: What Port is that Service using?

    We deal with application and service issues on a daily basis.  Normally the problems relate to applications not performing as expected, hanging or crashing.  However, every so often someone will ask us what network port a service is using.  Unless we are talking about one of the well known...
  • Blog Post: Network Access Protection for the non-Network Admin

    We've talked about security in previous posts.  We've also talked about SMB, Large File Copies and a number of other networking-related issues.  Today we're going to talk about Network Access Protection (NAP) and its role in the enterprise.  Now, I know you're probably asking yourself...
  • Blog Post: Windows 7 / Windows Server 2008 R2: Remote Desktop Services Virtualization (RDS-V)

    Good Morning AskPerf Nation! Our Launch Series is at Day Seventeen. There are only five more days to go! Today we’re continuing on with Remote Desktop Services, with a look at Remote Desktop Services Virtualization (or RDS-V, for short). You may also hear RDS-V referred to as Virtual Desktop Infrastructure...
  • Blog Post: Two Minute Drill: Overview of SMB 2.0

    The Server Message Protocol (SMB) is the file sharing protocol used by default on Windows-based computers. Although file sharing and network protocols are primarily supported by our Networking team, it is important to understand how SMB works given its importance to network activities. SMB 2.0 was introduced...
  • Blog Post: NAP 101 – The Components of NAP

    Welcome back AskPerf Readers. In my last post we covered the basics of Network Access Protection (NAP) – what it is, and what it can (and can’t!) do for you. Today we’re going to go over the various components of NAP. The diagram below from the NAP Architecture Whitepaper (the link to the Whitepaper...
  • Blog Post: Two Minute Drill: Troubleshooting Name Resolution

    Welcome back AskPerf readers!  For our readers in the United States, I hope you enjoyed your three day weekend for the Labor Day holiday, but it’s time to get back to work.  I know today’s title looks like it should be posted on one of our Networking blogs, but we see a few issues with name...
  • Blog Post: Windows Printing and Network Load Balancing

    Hello, my name is Yong Rhee and I’m a Support Escalation Engineer on the Windows Server Core-Performance team.  Every now and then, we work with a customer whose administrator is trying to deploy a printing solution on Windows Server 2003 (or Windows Server 2008) and they want to spread the load...
  • Blog Post: Windows 7 / Windows Server 2008 R2: Location-Aware Printing

    Good Morning AskPerf Readers! Welcome to Day Ten of our Launch Series. Our theme this week has been Printing, and today we’ll be continuing in that vein. Our topic today is Location-Aware Printing. Mobile users and network-connected devices are a rapidly increasing component in the enterprise environment...
  • Blog Post: Windows 7 / Windows Server 2008 R2: Remote Desktop Services Architecture

    Welcome back to our Launch Series. Today is Day Thirteen – only a few more days to go! Today we’re continuing on with Remote Desktop Services with a look at the architecture. Here we go: There have been some design changes in RDS (remote desktop services) and in RDC (remote desktop client). Let’s...
  • Blog Post: Two Minute Drill: Network Monitor 3.1 OneClick

    Hello AskPerf readers!  My name is Austin and I am a Technical Lead on the Performance team.  In several of our posts, we’ve discussed troubleshooting server performance issues, especially on file servers.  Most of you have probably already read our post on Network .PST files , or Windows...
  • Blog Post: Network Monitor 3.1 OneClick … now what?

    Hello again AskPerf!  This is Austin.  In my last post, we discussed how to get a network trace using OneClick.  Today, I’m going to show you how you might use that data.  The example I am going to use is for a file server that is acting sluggish and show you how two registry values...
  • Blog Post: MS08-067: Worms, Worms, Worms

    Over the last couple of weeks, there has been an uptick in the number of different malware programs aimed at exploiting the vulnerability patched in MS08-067 .  If you’ve been monitoring the various security websites and blogs, then you’ve probably already seen information on malware such as Worm...
  • Blog Post: Viewing Folder Sizes in Explorer

    Good morning AskPerf.  Today’s post is a very short one, but it does address one of our most common Shell / Windows UI questions.  That question is, “Why can’t I see the size of folders in Windows Explorer?”  The simple answer is that the behavior is by design.  You can view the size...