As been blogged about Dennis, we’ve recently built a S2D cluster. While configuring the RDMA networks, I was wandering what the impact of the jumbo frame sizes were on the performance you can...Read More
Hyper-threading Hyper-V update
After writing about a performance issue we had with HT (Hyper-threading) on Hyper-V hosts, and having seen this problem on more Hyper-V hosts. I thought I would give an update on the things I've...Read More
Kemp loadmaster whitelisting
In some cases it is required to have a published service only available for a select number of locations. You can do this with whitelisting. You can do this with internal IP's or even with public...Read More
Set certificate on the RDP protocol on the Windows 2012 (R2) RDSH Server
In Windows 2008 R2 we used to have a way to set a certificate on the RDP Protocol (named rdp-tcp) through the tsconfig.msc
In 2012 R2 we don't have such a tool. MS has blogged on how to use...Read More
Use Hyper-Threading with HyperV?
There really isn't any recommendation for disabling or enabling Hyper-Threading for HyperV hosts. The general consensus seems to be, it doesn't hurt performance, so it's better to leave it on. We...Read More
2012R2 Connection broker, error 24584 adding collections.
I was setting up a PoC with 2012R2 RDSH environment, adding the RDSH hosts to the connection broker. This went without errors, but when trying to add the servers to a collection I got this...Read More
Internet explorer group policy: IE maintenance mode or preference
In Windows 2008 Server and later MS gave us a new and easy way to distribute group policy, named GPO preferences. After running into some weird issues with IE group policy settings through IE...Read More
Update Problems Internet Explorer 11: Unknown error
I was encountering an issue whilst updating some 2008R2 servers using WSUS. A number of servers on several different locations had problems with updating. They failed with the following error:
<span aria-label="Continue reading Update Problems Internet Explorer 11: Unknown...
Remote Desktop 2012 services without the whole infrastructure
In most larger environments you usually want a complete installation with a connection broker, web interface and gateway service. But what about a small environment? Or you just need a stand-alone...Read More
Sophos UTM mail protection
I've been looking a bit more into the mail security options in UTM, when I discovered something odd. There was no configuration option anywhere to configure the binding of the SMTP proxy to a...Read More