Windows Core Networking

Windows Core Networking APIs and technologies such as Winsock, TCP/IP stack, WFP, IPsec, IPv6, WSK, WinINet, Http.sys, WinHttp, QoS, and System.Net

September, 2007

  • Windows Core Networking

    Detecting 802.1p Priority Tags

    • 12 Comments
    Consider a case where a network application calls Windows QoS APIs to add a layer-2 IEEE 802.1Q UserPriority tag (almost always referred to as 802.1p ) to outgoing traffic. Ascertaining whether the tag actually got added to an outgoing packet is not as...
  • Windows Core Networking

    Detecting 802.1p Priority Tags: Part 3

    • 6 Comments
    Parts 1 and 2 of this series discussed how to determine whether an 802.1p tag was added to traffic, and how to modify the NDIS light-weight-filter (LWF) sample driver source code to accomplish this task. We do know that you're all very busy and not everyone...
  • Windows Core Networking

    Detecting 802.1p Priority Tags: Part 2

    • 0 Comments
    In Gabe’s last post on detecting 802.1p priority tags, he described at a relatively high-level why it is difficult to detect a priority tag using packet tracing applications, as well as the proper way to determine whether a tag was present in a packet...
  • Windows Core Networking

    WiFi WMM Requirements for Vista Miniport Drivers

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    A number of partners who author wireless drivers for Vista have asked how they can ensure their WiFi Wireless Multimedia (WMM) implementation is correct, so I thought I'd be explicit about this very important topic. To begin, read the 4-part series WiFi...
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