Windows Core Networking

Since a recent digg article and its underlying Wikipedia entry seems a little confused about index.dat, I’d like to give some more detail about what it is and what we have changed with it in IE7/Vista’s version of WinInet. As Jeffdav explained a while...

Over the past few years, we've seen consumer networking products get really cheap. While cheap in a currency sense is great, we're unfortunately left experiencing the same of product quality (usually while grimacing at the "getting started" manual). Consumer...

In my previous post I tried to explain a bit about what the index.dat files are and what has changed in IE7/Windows Vista timeframe. The post got a couple questions that I'll attempt to answer here. 1) Mike: The real problem behind index.dat is that...

Parts 1-3 of this series on WMM provided a bunch of details about how the Windows Vista network stack enables prioritization on WiFi networks, and how to figure out if the access point actually supports this capability. This post describes what behavior...

RFC 2616 for HTTP 1.1 specifies how web servers must indicate encoding transformations using the Content-Encoding header. Although on the surface, Content-Encoding (e.g., gzip, deflate, compress) and Content-Type (e.g., x-application/x-gzip) sound similar...

As more applications move to leveraging the web, either through desktop-integration or complete migration to a web model, maintaining user state on the web becomes critical. For many web sites and applications this means the use of in-memory and persistent...

Update: This chat occurred on 9/1/06. The transcript will be posted here in the next few days. This is just a reminder that the Windows Core Networking team will be on hand to answer your questions about the new technologies and features for network...

In Windows Vista and Windows Server "Longhorn," IPv6 is installed and enabled by default. When both IPv4 and IPv6 are enabled on these OSs, the TCP/IP stack prefers to use IPv6 over IPv4. For example, APIs such as ConnectByName will attempt to connect...

My name is Chun Ye. I am a Software Design Engineer in the Microsoft Windows Networking Transports & Connectivity group. I'm here to describe the scenarios under which an application using HTTPAPI.DLL should set the HTTP_SEND_RESPONSE_FLAG_BUFFER_DATA...

If you have used WinHttp to upload data to a server, you probably noticed that the total payload length parameter (dwTotalLength in WinHttpSendRequest) is of type DWORD, which is a 32 bit unsigned number. This limits the WinHttp apps to uploading 4GB...

A couple of months back, Nick Bradbury of Homesite and FeedDemon fame posted a blog entitled, " Microsoft, Please fix this WinINet bug! " where he mentioned some users of FeedDemon 2.0 were experiencing a significant CPU spike when downloading RSS feeds...

It’s been several weeks now since WinHEC, and we’ve been hard at work on RC1 work for the NetIO networking stack in Windows Vista and Windows Server Code-Name Longhorn. It was really great to meet with so many of the folks who’ve been partnering with...

The Windows Core Networking team will be on hand to answer your questions about the new technologies and features for network application development on Windows Vista. This chat is for developers, and anyone else, interested in Windows Vista and Windows...

I need to take a step back and take notice of all of the great applications that our team enables more often. We enable some great integrations between the web and the desktop by having all HTTP protocol stacks live in one Microsoft team. Whether it is...