When we spend two weeks trying to resolve an issue that affects multiple servers it is worth documenting its solution. But not only to jot down a 2 liner, but to clearly lay out a detailed process. This saves our successors time and headaches down the road. Here we discuss Event 36870 Schannel 10001 – …
Event 36870 Schannel 10001 – A fatal error occurred Read More »
We have a Windows 10 virtual machine and we want to extend its disk drive. We extend the disk on the VMware side just fine. But then when we try to extend the volume in the operating system, the Extend Volume option is grayed out. We then try to convert the disk to dynamic but we …
For some reason the vast majority of VMware environments we run into continue to utilize the default untrusted self-signed VMware web client front end certificate. Why? Who knows – maybe admins are intimidated by the seemingly daunting procedure of replacing the machine SSL certificate. But let’s face it, daunting or not, any HTTPS website should …
Initial replication can take a while when promoting a domain controller to an existing domain. This is especially true for domains containing a rather large number of Active Directory objects. In medium to large size enterprises we have seen the DCPromo process take upwards of two hours to complete even on fast network links. Not …
With the upcoming deprecation of TLS-SNI-01, Let’s Encrypt certificate renewals may start breaking for some clients. For more information regarding the TLS-SNI-01 ACME protocol deprecation see Bulletproof TLS Newsletter #37. As per Let’s Encrypt’s recent notification, “It will stop working temporarily on February 13th, 2019, and permanently on March 13th, 2019”. TLS-SNI-01 validation is reaching …