PowerShell Inventory Operating Systems in Active Directory
PowerShell Inventory KB ID 0001838 Problem I needed to get a list of operating systems ‘in-use’ in my active directory this week. bear in mind this will pull information from all enables computer accounts in AD, so if you are ‘not good’ at tidying out old machines and servers you might get a lot of garbage in your output! Solution: PowerShell Inventory Use the following PowerShell. Get-ADComputer -Filter...
macOS – SSH Error ‘No Matching Exchange Method Found’
Mac SSH Error KB ID 0001245 Problem Certified working all the way up to macOS Ventura version 13.6 Certified working all the way up to macOS Sonoma version 14.1 Certified working all the way up to macOS Sequoia version 15.6 I thought my RoyalTSX had broken today, I upgraded it a couple of weeks ago, and I upgraded to macOS Catalina 10.15 the other day. After this, all my SSH sessions refused to connect with this error; Unable to...
MS Teams Notifications Missing (macOS)
Teams Notifications KB ID 0001803 Problem I’ve put up with this for a while, my business pretty much runs on Teams now, so when theres no notification badges on the Teams icon (in the Dock), my response times can be ‘not great’. In fact, usually I get my head down into a job, and check Teams just to see a ‘ton’ of messages that need my input. (Some might think that’s a good way to work,) but when...
There Is No Editor Registered To Handle This Attribute Type
KB ID 0001837 Problem If you attempt to edit the authOrig attribute of a mail enabled group using ADSIedit you will get the following error. There is no editor registered to handle this attribute type. Why would you be doing this? This is done when you want to restrict who can email a group. Solution If you are running either on-premises Microsoft Exchange (or are running in Hybrid Exchange mode, and have retained an Exchange server...
Exchange: Object Reference Not Set To An Instance Of An Object
Object Reference Not Set KB ID 0001836 Problem This has plagued me for a while – but as the server was my test server it’s had to wait. When attempting to open the Exchange Admin Center website I got the following; Server Error in ‘/ecp’ Application Object reference not set to an instance of an object. Object Reference Not Set: Solution First stop was to make sure all the Exchange services were running....
Excel: Calculate Cost, Margin, Sell Price
KB ID 0001835 Problem Occasionally at work I need to work out what the sale price / retail price will be for something would be (given that I know the cost and the % margin). That’s easy to work out. But sometimes I get given the sell / retail price and I know the margin used, and I then must work out what the cost will be. Ordinarily if it’s a quick question I’ll just use and online margin calculator. But if I have a LOT of...
Delegate LAPS Administration
LAPS Administration KB ID 0001834 Problem I saw this asked on a forum this morning and, went to test the answer (and create an article if successful), to find out the posted answer and most of the info I found online was for Microsoft LAPS and not the newer Windows LAPS. Windows LAPS Laps Administration Let’s say we have an OU called Computers (with my computers in) and I want to grant read permissions to LAPS password to a security...
What are IOPS?
What are IOPS KB ID 0001833 My IOPS History I was on a call this morning where the IOPS (Input / Output Operations Per Second) were being discussed. I have a love / hate relationship with IOPS insofar as they are ONLY any use when you are comparing apples with apples, and more importanly (which is the bit we don’t talk about) that we have defined what an apple is. Because one mans Golden Delicious is another mans Bramley cooking...
Disabling IPv6
Disabling IPv6 KB ID 0001832 Problem Stop! Why do you want to disable IPv6? I see this regularly in forums, with other unusual statements like “If you’re not using it disabling it” or “It’s just another attack vector, disable it.” Well unless you’re running Windows XP and Server 2012 you’re using IPv6. If something does not work and disabling IPv6 fixes it, then it’s usually...
Windows Remote VPN no DNS
VPN no DNS KB ID 0001402 Problem I’ve been setting up a VPN solution on the test bench as I’m looking at Always On VPN. When I noticed that I had a problem with my remote VPN connections on Windows. They would connect fine but I could not resolve any FQDNs for my domain? VPN no DNS Solution By default, all (Windows) VPN connections are ‘Force Tunnel’ (this means they have the option ‘Use default gateway...