Given the following scenario: Two Windows 2008 Servers running as an Active/Passive Exchange 2007 CCR Cluster. Each node is part of a multi-site cluster and each is located in a different subnet and point to different DNS server. The IP address needs...

Now let’s look at a series of Bitsadmin commands used to create a BITS job and download a file. These commands are used to test the BITS client side and verify it works. 1. Create a download job called bitstest by typing the following in the directory...

In this blog I’d like to give some information on what Named Pipes are, what a Named Pipes connection looks like, and some common things to look for if there is an issue. I do hope you have read RPC to Go v.1 and v.2 . It makes this much easier to understand...

The Microsoft IPSec Diagnostic Tool can help its users troubleshoot IPSec-related issues on a system.  It also captures non-IPSec parameters like system data, network interface, group policy, and Windows services like NAP, firewall, RRAS, Wireless...

KB 936594 http://support.microsoft.com/kb/936594 and KB 912222 http://support.microsoft.com/kb/912222 both do a great job addressing some of the issues encountered where Service Pack 2 (and the Scalable Networking Pack by default) is installed on some...

In Windows Server 2008 NLB (Network Load Balancing) we display a Network Address for each Cluster IP address, but we only use the Primary IP Network Address when responding to ARP Requests.  In Windows Server 2003, we did not expose each individual...

BALANCING ACT I had a call from a customer with a very strange problem. The team that builds servers for his company likes to keep the Administrator account out of reach of everyone but a tiny circle of people. That is a good thing in most cases. They...

There have been a few instances where our customers have asked us how to query the IP route table via SNMP from a remote Windows machine. The following article explains you how to query the list of routes from a remote Windows machine using SNMP and compares...

Terminal Services Gateway, or TS Gateway, is a new role in Windows Server 2008. Using the Remote Desktop Protocol (RDP) over HTTPS, users can establish a secure, encrypted connection with internal network resources where their applications run. The primary...

Introduction to the “Don’t be THAT guy” blog series: I come in to work every day and get calls with these exact scenarios.  Of course, the names have been changed to protect the innocent and to keep the guilty from having to find...

The intent of this post is to give TechNet users a quick overview of RPC.  While it is sometimes hard not to delve into separate parts of RPC, I’ll do my best to keep it short.  Developers should use http://msdn.microsoft.com . Let’s...

We have been hearing of an issue since the recent release of an update to address a DNS spoofing vulnerability, MS08-037, discussed in KB951748 .  After application of the update, affected systems can experience problems with applications that rely...

Sometimes when reviewing network captures, there are messages in the trace that seem to be indicative of the issue, but once you dig deeper, you realize that they are informational, not a sign of the problem. This article is being written so you can understand...

As you may know, Service Pack 2 for Windows Server 2003 included the Scalable Networking Pack (or SNP) which allowed for increased performance in many situations by allowing some TCP functionality to be handled by the network driver and network adapter...

Since the Vista launch, I've had several incidents with Windows 2000 Domains (be cautious with Windows 2003 too!) where a customer would join up Vista clients into their production domain and find they can't get an IP address following the reboot after...

Hello All! It’s Brett Crane from the Networking teams here at Microsoft. Today I wanted to take a few minutes to talk a little about an issue that we have found regarding Terminal Services Gateway. The problem that we have seen may occur when a TSG client...

Like last week, I have only one new article to share this time: 2524478 The network location profile changes from "Domain" to "Public" in Windows 7 or in Windows Server 2008 R2 - Mike Platts

Quite a variety of new articles were released this week, covering a number of networking technologies and operating system versions: 2523887 You may encounter file corruption issues when you use the Offline Files feature to synchronize data in Windows...

Hello All! It’s Brett Crane from the Networking teams here at Microsoft. I want to take just a moment to talk about Remote Desktop Gateway (previously called Terminal Services Gateway prior to the release of 2008 R2) and utilization of the “ Log on to...

What are Understand and Troubleshoot Guides (UTG)? The Windows Server “8” Beta Understand and Troubleshoot Guides (UTG) help IT administrators and architects develop awareness of key technical concepts, functionality, and troubleshooting techniques. This...

In addition to the Windows 8 Consumer Preview, Windows Server “8” Beta is also available to test. We would like to encourage you IT Pros and software developers to try it out. Yesterday, Bill Laing, Corporate Vice President of Server and Cloud, announced...

Christopher Palmer has written a post describing Microsoft’s participation in World IPv6 Day on June 8, 2011. He also has some great introductory information on IPv6 and what differentiates it from IPv4. On World IPv6 Day, a number of companies will enable...

The latest version of Network Monitor may be found here for x86 and x64: http://www.microsoft.com/downloads/details.aspx?FamilyID=18b1d59d-f4d8-4213-8d17-2f6dde7d7aac&DisplayLang=en From the Network Monitor Blog ( http://blogs.technet.com/netmon ...

I had no new articles to present last week, and this week I have just two new ones. Enjoy! 2536720 Third-party applications or services encounter an authentication failure when security update 2478960 is installed in Windows Server 2003 2546625 Operation...

Passive-mode FTP is sometimes referred to as "server-managed", because after the client issues a PASV command, the server responds to that PASV instruction with one of its ephemeral ports that will be used as the server-side port of the data...