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Networking Blog

The Official Blog Site of the Windows Core Networking Team at Microsoft
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55K

Announcing Zero Trust DNS Private Preview

tojens on May 02 2024 01:00 PM
Enabling domain-name-based lockdown of Windows for Zero Trust deployments in future versions of Windows
16K

Deployment Considerations for Windows ZTDNS Client

tojens on May 02 2024 01:00 PM
A follow up to the ZTDNS private preview announcement explaining some considerations for future ZTDNS deployments
3,520

Windows DNS Client Survey

AditiPatange on Apr 25 2024 01:00 PM
We want to hear from you about your DNS deployments to gauge interest in different DNS technologies
67.6K

Three Reasons Why You Should Not Use iPerf3 on Windows

JamesKehr on Apr 18 2024 07:10 PM
This article will explain why you should not use iPerf3 on Windows for synthetic network benchmarking and testing. Follo...
13.2K

Windows 11 Plans to Expand CLAT Support

tojens on Mar 07 2024 03:00 PM
Announcing what's next for Windows 11 + IPv6 transition tech
7,518

IPv6 Transition Technology Survey

tojens on Feb 06 2024 02:00 PM
Sharing a customer signal survey to gauge interest in various approaches to IPv6 transition technology
2,775

SDN: Migrating from Rest Name to Static IP | Remove worries of DNS!

KBisnettMSFT on Feb 02 2024 05:10 PM
As an SDN administrator for HCI and Windows Server, you may have experienced issues with Dynamic DNS registration of Net...
15K

Introducing DNR support for Windows Insiders

AditiPatange on Oct 25 2023 05:00 PM
Instructions for enabling DNR in Windows Insiders to seamlessly deploy encrypted DNS
15.1K

NCSI Change Notification

JamesKehr on Jul 05 2023 10:21 PM
A recent change may cause your Windows systems from detecting an Internet connection.
6,043

Network ATC management in Windows Admin Center

DanCuomo on Jul 05 2023 05:13 PM
Network ATC continues to be the preferred method to deploy host networking for our Azure Stack HCI customers. For most c...
8,428

Migrate an existing cluster to Network ATC

DanCuomo on Jun 09 2023 04:38 PM
Network ATC has led to HUGE reductions in customer support cases which means increased uptime for your business applicat...
6,284

SDN + AKS 3-15-23 Updates and Features

KBisnettMSFT on Mar 16 2023 04:28 PM
Support for leveraging existing SDN vNETs, multiple vNETs for your Target clusters to support isolation, and a new AKS H...
11K

Physical switch requirement changes for Azure Stack HCI

Basel_Kablawi on Mar 15 2023 05:15 PM
Read on to see the latest updates to the Azure Stack HCI physical network switch requirements!
8,143

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

KBisnettMSFT on Jan 17 2023 08:50 PM
Today is an exciting day as we share with each of you the extensive new features and improvements for SDN in Windows Adm...
6,790

Survey: Accelerated Networking

Basel_Kablawi on Jan 06 2023 11:10 PM
We want to hear from you regarding Accelerated Networking!
9,557

Network HUD: November 2022 content update has arrived!

DanCuomo on Nov 15 2022 02:01 PM
In our first article we introduced Network HUD as a new feature that proactively identifies and remediates operational n...
9,310

Introducing Network HUD for Azure Stack HCI

DanCuomo on Nov 15 2022 02:00 PM
We’re excited to announce the release of Network HUD - A new feature that proactively identifies and remediates operatio...
7,477

General Availability for SDN integration with AKS on Azure Stack HCI

KBisnettMSFT on Oct 12 2022 05:05 PM
Our SDN and AKS engineering teams are so excited to announce General Availability to fuel our customer’s desire to enabl...
19.3K

LEDBAT Background Data Transfer for Windows

Daniel Havey on Sep 30 2022 03:50 PM
LEDBAT is the background data transfer product built into the Windows networking stack and recommended by the Windows Da...
8,907

Balance Performance in MsQuic and XDP

huanyi on Sep 16 2022 10:36 PM
Improving performance has always been a major goal for MsQuic. Recently, we have put in a lot of effort into getting ult...
14.2K

NIC Certification updates in the Windows Server Catalog

DanCuomo on Aug 31 2022 03:38 PM
Read on to see how we’re simplifying the structure of Windows Server NIC certifications into a "role-based" structure!
8,707

Troubleshooting SDN Windows Admin Center Certificates

KBisnettMSFT on Aug 30 2022 09:58 PM
If you are receiving "The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secur...
8,034

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

KBisnettMSFT on Aug 25 2022 05:31 PM
SDN Extensions reach general availability for WAC: The rumors are true - SDN Infrastructure, Network Security Groups, Lo...
62K

DNS over TLS available to Windows Insiders

tojens on Jul 13 2022 05:00 PM
Instructions for enabling DNS over TLS support for Windows DNS client
16.1K

Open Source XDP for Windows

nibanks on May 24 2022 04:56 PM
We're bringing the latest in network acceleration technology to Windows, and it's open source!
35.7K

Aligning on mDNS: ramping down NetBIOS name resolution and LLMNR

tojens on Apr 22 2022 04:00 PM
Describing our first step toward turning NetBIOS name resolution and LLMNR off by default
96.2K

mDNS in the Enterprise

JamesKehr on Apr 04 2022 08:36 PM
mDNS is everywhere these days because it is simple, easy to build, and user friendly. Everyone in the tech industry love...
11.5K

Troubleshooting HTTP/3 in http.sys

tojens on Apr 01 2022 04:00 PM
A review of some common HTTP/3 deployment challenges and how to address them

Latest Comments

rhymeswithmogul
in Windows 11 Plans to Expand CLAT Support on Oct 04 2024 04:11 AM
Bad news, that "future version of Windows 11" isn't 24H2. I connected my new Wi-Fi 7 computer to my IPv6-mostly network, and I'm still forced to use IPv4. Somewhere else on the Internet, I was told to use `netsh interface ipv6 show prefixpolicies` to see and re-rank prefix policies, but "464XLAT" is...
0 Likes
sanke4
in Windows 11 Plans to Expand CLAT Support on Oct 02 2024 04:48 AM
I believe such important feature to users is simply not in Microsoft's playbook. The engineer who dared to give this feature would be kicked out of the job or made to sit in a dark room till he/she comes up with 10 ways to display more ads or monetize this feature before being let free. So I don't b...
0 Likes
EliaA995
in Windows 11 Plans to Expand CLAT Support on Sep 21 2024 08:30 PM
Hi any news about this feature deployment?
2 Likes
RobPomeroy
in NCSI Change Notification on Sep 06 2024 12:41 PM
One of my clients has an airgapped network. One of the newer PCs on this network has started falsely claiming there's an internet connection. This has coincided with unexpected delays in certain programs. These two facts seem connected. I know this is an edge case. Presumably we have a passive probe...
0 Likes
sol325
in Three Reasons Why You Should Not Use iPerf3 on Windows on Aug 09 2024 02:29 PM
What happened to https://github.com/microsoft/ethr? Also a Microsoft network throughput test tool.
0 Likes