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Networking Blog

The Official Blog Site of the Windows Core Networking Team at Microsoft
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1,558

Azure Stack HCI: What's new for Software Defined Networking (SDN) with WAC v2211

Kyle Bisnett on Jan 17 2023 12:50 PM
Today is an exciting day as we share with each of you the extensive new features and improvements for SDN in Windows Adm...
1,311

Survey: Accelerated Networking

Basel_Kablawi on Jan 06 2023 03:10 PM
We want to hear from you regarding Accelerated Networking!
2,101

Network HUD: November 2022 content update has arrived!

Dan Cuomo on Nov 15 2022 06:01 AM
In our first article we introduced Network HUD as a new feature that proactively identifies and remediates operational n...
2,374

Introducing Network HUD for Azure Stack HCI

Dan Cuomo on Nov 15 2022 06:00 AM
We’re excited to announce the release of Network HUD - A new feature that proactively identifies and remediates operatio...
1,957

General Availability for SDN integration with AKS on Azure Stack HCI

Kyle Bisnett on Oct 12 2022 10:05 AM
Our SDN and AKS engineering teams are so excited to announce General Availability to fuel our customer’s desire to enabl...
4,123

LEDBAT Background Data Transfer for Windows

Daniel Havey on Sep 30 2022 08:50 AM
LEDBAT is the background data transfer product built into the Windows networking stack and recommended by the Windows Da...
2,380

Balance Performance in MsQuic and XDP

huanyi on Sep 16 2022 03:36 PM
Improving performance has always been a major goal for MsQuic. Recently, we have put in a lot of effort into getting ult...
3,978

NIC Certification updates in the Windows Server Catalog

Dan Cuomo on Aug 31 2022 08:38 AM
Read on to see how we’re simplifying the structure of Windows Server NIC certifications into a "role-based" structure!
2,553

Troubleshooting SDN Windows Admin Center Certificates

Kyle Bisnett on Aug 30 2022 02:58 PM
If you are receiving "The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secur...
2,630

Az Stack HCI: Software Defined Networking (SDN) extensions reach General Availability for WAC

Kyle Bisnett on Aug 25 2022 10:31 AM
SDN Extensions reach general availability for WAC: The rumors are true - SDN Infrastructure, Network Security Groups, Lo...
28K

DNS over TLS available to Windows Insiders

tojens on Jul 13 2022 10:00 AM
Instructions for enabling DNS over TLS support for Windows DNS client
7,222

Open Source XDP for Windows

nibanks on May 24 2022 09:56 AM
We're bringing the latest in network acceleration technology to Windows, and it's open source!
10.6K

Aligning on mDNS: ramping down NetBIOS name resolution and LLMNR

tojens on Apr 22 2022 09:00 AM
Describing our first step toward turning NetBIOS name resolution and LLMNR off by default
19K

mDNS in the Enterprise

JamesKehr on Apr 04 2022 01:36 PM
mDNS is everywhere these days because it is simple, easy to build, and user friendly. Everyone in the tech industry love...
4,568

Troubleshooting HTTP/3 in http.sys

tojens on Apr 01 2022 09:00 AM
A review of some common HTTP/3 deployment challenges and how to address them
21.2K

Making DoH Discoverable: Introducing DDR

tojens on Oct 27 2021 06:00 AM
Discovery of Designated Resolvers (DDR) is available to Windows Insiders to dynamically discover DoH configurations
16.7K

Deploying HTTP/3 on Windows Server at Scale

nibanks on Oct 12 2021 12:40 PM
We've recently started deploying HTTP/3 to Exchange Online servers globally and have some pretty exciting data to share!
5,377

Network ATC: Common Preview Questions

Dan Cuomo on Sep 27 2021 09:07 AM
Network ATC has received some great feedback during its time in preview. We’ve heard that you love how it: Simplifies de...
23.7K

What's QUIC?

JamesKehr on Aug 25 2021 06:58 AM
This is a quick discussion, all puns intended, about why QUIC is important to the modern internet.
25.4K

Enabling HTTP/3 support on Windows Server 2022

tojens on Aug 24 2021 06:00 AM
Instructions for enabling HTTP/3 for your Windows Server-based web services
17.2K

Windows Insiders gain new DNS over HTTPS controls

tojens on Jun 29 2021 06:00 AM
A recap of the new ways Insiders can configure the use of DNS over HTTPS on Windows
7,333

Network ATC on Azure Stack HCI

Dan Cuomo on May 27 2021 11:50 AM
Azure Stack HCI is a subscription service that, like Office 365 or Windows 10, continually get free updates. The next up...
15.2K

Algorithmic improvements boost TCP performance on the Internet

huanyi on May 11 2021 07:56 PM
We will walk through our journey and show how we made big strides in improving performance between Windows Server 2016 a...
23.2K

Making MsQuic Blazing Fast

nibanks on Apr 14 2021 11:13 AM
In the last year, MsQuic upload speeds have more than quadrupled! Come read about all we've done for MsQuic performance.
8,856

Troubleshooting Switch Misconfiguration

Dan Cuomo on Mar 19 2021 01:46 PM
It can be difficult to determine if you host can't communicate because of a host or physical network configuration. The ...
5,052

Azure Kubernetes Service on Azure Stack HCI Parity with AKS PowerShell

jessicaguan on Mar 03 2021 09:00 AM
Azure Kubernetes Service on Azure Stack HCI's most recent release with PowerShell updates to align more with Azure Kuber...
6,560

Quick Tip: Does my NIC support VMMQ?

Dan Cuomo on Feb 22 2021 11:49 AM
This article gives a brief overview of VMMQ and provides a pointer on how to quickly identify if your adapters support t...
52.9K

Calico for Windows goes Open Source

mkostersitz on Sep 22 2020 07:08 AM
Over the last couple of years Microsoft and Tigera have been working together to close some significant gaps in the Wind...
68.4K

Windows Server Insiders getting gRPC support in Http.sys

tojens on Jul 22 2020 06:00 AM
Announcing new Http.sys features to support gRPC 

Latest Comments

James van den Berg
in Azure Stack HCI: What's new for Software Defined Networking (SDN) with WAC v2211 on Jan 17 2023 10:44 PM
Thank you @Kyle Bisnett for this Great blogpost and Sharing with the Tech Community
1 Likes
HotCakeX
in DNS over TLS available to Windows Insiders on Jan 12 2023 11:55 AM
@doctordns I can't talk on behalf of MSFT developers but from my end-user point of view, there is no problem whatsoever.Look, this is very simple, Windows server doesn't support DNS over TLS yet? Ok, so what? that's not a problem. like I said, you have DNS over HTTPS which does the same thing, so us...
0 Likes
doctordns
in DNS over TLS available to Windows Insiders on Jan 12 2023 03:37 AM
that is an improvement.But it does not fix the real problem. Namely that Windows Server DNS does not support this. Frankly, the feature has zero value if one actually uses Windows Server DNS. What PM thought it makes any sense to just do it client side only? Where is the joined up vision? Or is MSFT...
0 Likes
HotCakeX
in DNS over TLS available to Windows Insiders on Jan 11 2023 03:17 PM
@tojens Hello again,Thanks for that,I've taken care of the insecure parts. that part of the Readme is now replaced with: in order to make sure the module will always be able to acquire the IP addresses of the dynamic DoH server, even when the currently set IPv4s and IPv6s are outdated, it will first...
0 Likes
tojens
in DNS over TLS available to Windows Insiders on Jan 09 2023 09:02 AM
@HotCakeX thanks for reaching out. I can understand the convenience trade-off your module provides, but we will not be adding similar functionality in Windows, and this piece of your README highlights the reason why: in order to make sure the module will be able to always acquire the IP addresses of...
1 Likes