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Annotated Traces for Windows System Behavior
Microsoft publishes protocol documentation on MSDN that is intended to make it easier for others to develop interoperable implementations. “System Documents” provide overviews of system behavior for...
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Measuring Response Times
It's often useful to understand how long it takes for a request to get responded to. This helps you gauge how well a client or server is keeping up. This type of measurement can also be done at...
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Expert to Decrypt TLS/SSL Traffic
One of the most popular requests we've had is to provide a way to view encrypted traffic. The new Decryption expert aims to solve this problem for TLS/SSL traffic. Using the Decryption Expert The...
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Network Monitor Parsers and the CodePlex Foundation
The Network Monitor Parser project is now part of the Systems Infrastructure & Integration Gallery of the CodePlex Foundation. The CodePlex Foundation will now be responsible for further...
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Office Parsers Available
A new set of parsers for decoding office protocols is now available on the download center. These parsers represent the protocols described by the documents in the MSDN Open Specifications for Office....
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Network Monitor 3.4 Beta Released on Connect!
We are extremely excited to announce that the Network Monitor 3.4 Beta has released on Connect. If you haven't done so already, please sign-up (for free) and help us test the new version while...
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Parser Profiles in Network Monitor 3.4
Parser Profiles are a new feature available in our 3.4 Beta. Rich parsers provide detailed information about every part of packet. However this detail comes with a price as it takes longer to parse and...
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Reducing Dropped Frames with Network Monitor 3.4
by Darren J. Fisher – Network Monitor Development Lead Capturing network traffic is actually a very stressful task for most computers. With modern networks, traffic can arrive to a system at...
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Network Monitor 3.4 has Released!
I’m proud to announce the release of Network Monitor 3.4 to the Microsoft Download center. We’ve included a bunch of new exciting features and updates. A new high performance capturing feature allows...
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Blog Makeover: Network Monitor Landing Page
We’ve redesigned the Network Monitor Blog in order to make it easier to find resources that have accumulated over the years. The FAQ on the TechNet wiki is a user editable resource, so feel free to...
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Using Color Rules to Show Direction
By Jin Feng Differentiating client requests and server responses can provide a clear-cut view and make it easier to understand what’s going on within a trace. Normally, with a flat trace this can be...
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Using High Performance Filtering
There are certain scenarios where the High Performance Filtering feature added in Netmon 3.4 will provide the best performance for capturing with a filter. The idea is to filter frames before they hit...
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Trouble Accessing Some Fields with API
With the Network Monitor API you can access any field by adding its path and then accessing the offset, size or value using one of the Field Value Functions like NmGetFiledOffsetAndSize or...
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Network Monitor Freezes While Loading Capture
If you encounter a situation where Network Monitor freezes while opening a capture file, try updating to the latest parsers from the CodePlex Parser Site. A parser issue with SMTP traffic causes the...
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Marking Frames with Network Monitor 3.4
Marking frames is a convenient way to temporarily flag a location in the trace you wish to keep track of during a troubleshooting session. But there is no built in way to mark frames in Network Monitor...
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Reassembly Made Easier
By using our latest 3.4.2455 release of the parsers and using a simple filter, you can now view reassembled traffic more easily for certain protocols. Normally when you reassemble a trace you see all...
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New Videos for Advanced Filtering and 3.4 UI Features
You folks have been asking for updated videos about filtering and now I’ve made two more available. These include information about filtering with properties to understand how to access TCP and SMB...
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Filtering On Timestamps
There are situations when you want to narrow a trace down to a certain time frame. However, creating a filter for a timestamp is not very straight forward. We will discuss how timestamps operate and...
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Windows Phone 7 Connectivity Issues and Smart Potato
Smart Potato is an application that allows you to access and manage your Media Center recordings and stream recorded TV. But when I first attempted to test this out on my phone, it complained that it...
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Open Source Freedom for Network Monitor Experts
We are excited to announce that we have moved 3 Network Monitor Expert projects and the Network Monitor SDK to the Outercurve Foundation. You can now contribute to: NMDecrypt – Decrypts SSL data, given...
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NMDecrypt Expert Updates - Version 2.3
When I first wrote about NMDecrypt Expert in this blog I mentioned some limitations. There have also been bugs reported since then. I decided I would fix some of these problems and address some of the...
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NMTopUsers Expert: Community to the Rescue
We have some great new updates for the Top Users expert! But this time, I had nothing to do with it… Bob Sledge contacted me about extending and fixing the Top Users Expert. And so with these updates,...
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NMTopProtocols Expert Released
Michael A. Hawker is the Program Manager for Network Monitor. His focus has been on the API, UI, and Experts as they have been developed through versions 3.3 and 3.4. You’ve seen a lot of updates...
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Microsoft Protocol Test Suites Available
We recently released a set of Microsoft Protocol Test Suites. OK it was a month ago, but we’ve been really busy…really! To access them you must have a Live ID and sign up. These Test Suites allow you...
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Lex Thomas Talks about Troubleshooting with Network Monitor
Lex Thomas is a Principal Technical Account Manager for the US Premier Support Services Team at Microsoft. He also provides Network Monitor training for premier accounts where he teaches the basics of...
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