-
ActiveDirectory
Nakivo 6.1 Backup and Restore Active Directory
In enterprise environments today, Microsoft’s Active Directory (AD or ADDS) is by far the most widely used authentication engine that provides identity management as well as access to resources and objects. According to Microsoft’ own statistics, over 90% of businesses…
-
VMware
ESXTOP troubleshoot VM network connectivity
ESXTOP is one of the best all around troubleshooting tools in the toolbox of a VMware administrator and it is a built in commandline tool available as soon as you install ESXi. It is an extraordinarily valuable tool to use…
-
Networking
Troubleshooting VMware Workstation Network connectivity
Typically, I use VMware Workstation every day running work VMs and performing other testing. I also troubleshoot VMware Workstation for other users as well. From time to time, I have seen issues with VMware Workstation network connectivity either in Bridged…
-
Powershell
Reset unresponsive VM with Powershell PowerCLI
I had a recent use case to be able to check the reachability of a certain VM which had shown itself to be problematic. If the VM wasn’t responsive or had crashed, restarting the VM with a graceful restart via VMware…
-
SQL
SQL Cluster computer account could not be configured
In working on an older Microsoft SQL Cluster server configuration recently, I ran into an issue with a lab copy of the SQL Cluster not bringing the SQL resources online as expected. After rejoining the domain and sychronizing everything with…
-
Powershell
Change Default Gateway with Powershell
One of the best ways to automate or check network settings with modern Windows OS’es is to use Powershell. Recently, I had a really unique use case where the need arose to check the default gateway and flip the gateway from…
-
NSX
Troubleshooting NSX VXLAN jumbo frames in nested lab
In working recently in a nested VMware environment running three clusters and NSX, I ran into a jumbo frames issue with VXLAN connectivity across the clusters. I was simulating different WAN/subnet environments using an Untangle appliance as a router in…
-
Networking
Configure Dell Nseries switch stack
A quick little how to post on creating a stack between Dell Nseries switches. For the purposes of this post, the stack was created using (2) Dell Nseries 4032F 10G switches. There is just a small amount of configuration that…
-
Powershell
Monitor application pool IIS recycle if needed
In working with an issue where an application pool was taking an entire website down, it became apparent we needed a programmatic way to monitor the site itself and then take proactive action in an automated way to correct the…
-
VMware
There was an error connecting to NSX manager API
A quick issue I ran into yesterday connecting a restful API client to an NSX manager – “there was an error connecting”. As I had connected to this manager before using an API client, I knew that it was accessible…
