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Microsoft SDN patch available: Issue where SDN REST service stops working after installing updates

Microsoft SDN patch available: Issue where SDN REST service stops working after installing updates

Summary Recently, a few SDN customers have hit an issue where after updating their SDN environments with patches, SDN stops working. This issue has been fixed in the latest update (KB4487006). All customers are strongly recommended to this update to ... continue reading
Windows Server 2016 Software Defined Networking: Updating the Network Controller Server certificate

Windows Server 2016 Software Defined Networking: Updating the Network Controller Server certificate

First published on TECHNET on Mar 19, 2018Network Controller uses a single certificate for northbound communication with REST clients (like System Center Virtual Machine Manager) and southbound communication with Hyper-V hosts and Software Load Balancers. A customer may wish to ... continue reading
How to find the SDN gateway local address for BGP peering in Windows Server 2016

How to find the SDN gateway local address for BGP peering in Windows Server 2016

First published on TECHNET on Mar 23, 2017A few days back, I wrote a blog post about some issues being faced by Software Defined Networking (SDN) customers. The issue was specific to changing VPN bandwidth settings in Windows Server 2016 ... continue reading
Troubleshoot Configuring SDN RAS Gateway VPN Bandwidth Settings in Virtual Machine Manager

Troubleshoot Configuring SDN RAS Gateway VPN Bandwidth Settings in Virtual Machine Manager

First published on TECHNET on Mar 06, 2017 I wanted to share some of my experiences with debugging Windows Server 2016 Software Defined Networking (SDN) related customer issues. These issues are related to SDN RAS Gateways.If you’ve deployed Software Defined ... continue reading
Top 10 Networking Features in Windows Server 2019: #6 High Performance SDN Gateways

Top 10 Networking Features in Windows Server 2019: #6 High Performance SDN Gateways

[crayon-5f91c4304eb44789738370/] Organizations today deploy their applications across multiple clouds including on-premises private clouds, service provider clouds, and public clouds such as Azure. In such scenarios, enabling secure, high-performance connectivity across workloads in different clouds is essential. Windows Server 2019 brings ... continue reading
SDN Troubleshooting: UDP Communication failures and changing the Network Controller Certificate

SDN Troubleshooting: UDP Communication failures and changing the Network Controller Certificate

With this blog post, I wanted to highlight a couple of issues that we have encountered recently with Software Defined Networking (SDN) customer deployments in Windows Server 2016. Issue #1: UDP communication isn’t working when outbound NAT is configured Customer ... continue reading
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Troubleshooting certificate issues in Software Defined Networking (SDN)

As you may be aware, Network Controller in Windows Server 2016 uses certificate based authentication for communicating with Hyper-V hosts and Software Load Balancer MUX virtual machines (VMs). Some SDN customers have complained about communication issues between Network Controller and ... continue reading