Using OpenLiteSpeed Behind Cloudflare
After switching to Cloudflare for DNS and caching (CDN), we’ve discovered that Cloudflare sometimes requests connections so fast that OpenLiteSpeed servers (versions 1.7.17 and 1.7.18) block them. The...
View ArticleWindows 10 Home and User Privileges
Working on a Windows 10 Home installation recently, I noticed that the primary user was an administrator. For best security, I prefer to have users work as non-admins, then have ... The post Windows 10...
View ArticleRestore Server Test – 2024 Edition
Over the years, I’ve published multiple articles about testing a server restore at a client site. The idea is to confirm that if the server went down, I could quickly ... The post Restore Server Test –...
View ArticlePacket Tracing from a Synology NAS
I have several network cameras on a separate VLAN. They are managed from a Synology DS1520+ NAS. A while back, I was troubleshooting some other network issue and I noticed ... The post Packet Tracing...
View ArticleQuickBooks Upgrades Leave Old Users, Shuts Down Computer
An interesting issue arose in this evening’s I.T. group meeting. One member reported that a client’s server shuts down every Sunday because QuickBooks upgrades add a new user every year. ... The post...
View ArticleChrome and Google Sync Install Nightmare Solved
After upgrading from 32-bit to 64-bit Microsoft Office, I needed to get Google Workspace Sync for Outlook re-installed on a Windows 10 computer. I probably spent five hours going in ... The post Chrome...
View ArticleServer 2022 Doesn’t Offer Optional Updates
I’ve been puzzling over this for a while so I thought I’d create a post at least to document the question.On a domain-joined Server 2022 21H2 virtual machine, I know ... The post Server 2022 Doesn’t...
View ArticleInspect Disk Space Used on a Synology NAS
This has come up a couple times for different reasons, so I want to document some procedures. For all its sophistication and flexibility, DSM 7.1.1 on a Synology NAS does ... The post Inspect Disk...
View ArticleKB5041054 Install on Server 2022 Failed, Repair Not Possible
On June 21, I told N-able Patch Management to install the out-of-band KB5041054 on a Server 2022 Hyper-V host. Here’s the Microsoft details on that patch:...
View ArticleLoad Custom VROC Drivers for Veeam Disaster Recovery
After a failed Microsoft patch that could not be uninstalled (blogged here), I recently had a do a bare-metal restore of the system drive of an HPE ProLiant MicroServer. The ... The post Load Custom...
View ArticleInbound Calls Failing with 488 Not Acceptable Here
This morning one of my customers could not receive inbound calls. They are running a Grandstream UCM6302 PBX with a Telnyx SIP trunk. The trunk uses registration, UDP for SIP, ... The post Inbound...
View ArticleWave for Windows Desktop Requires H.264 to Receive Voice Calls
It’s not uncommon when debugging VoIP phone systems to simplify as much as possible to eliminate possible incompatibilities, as well as to reduce TCP packet size. Especially having too many ... The...
View ArticleDisabling CoPilot on Windows 11
After updating Window 11 Pro to 23H2 on some domain-joined computers, I I found that a CoPilot Preview suddenly started appearing in the lower right corner: First of all, these ... The post Disabling...
View ArticleWindows 11 Start Menu Error
I upgraded several machines from Windows 11 22H2 to 23H2 using an RMM tool. On most machines, after I log as an admin, I see this a blue popup: “Critical ... The post Windows 11 Start Menu Error first...
View ArticleNinite Could Not Verify Installation of Zoom 1603 – 3620
Occasionally, Ninite Pro and/or the Windows Installer gets confused and cannot update a program. In this case, the message was “Zoom : Install failed – Could not verify installation (2), ... The post...
View ArticleMicroSIP Rejects Call if Headset in Cradle
I’ve been testing the MicroSIP softphone version 3.21.4 on a Windows 10 computer. I could not figure out why MicroSIP would ring for half a second, then hang up (Decline) ... The post MicroSIP Rejects...
View ArticleRe-Join a Windows Client to a Domain
A customer has a Windows Server 2016 Essentials machine with several Windows 10 clients. As those clients upgrade to Windows 11, the Windows Server Essentials connector sometimes fails to connect. ......
View ArticleMigrate from CA certificate to Self-Signed Certificate
I manage a few small networks where there is a single server for the company. Last year, on one of those networks, I set up Server 2022 with a new ... The post Migrate from CA certificate to...
View ArticleINACCESSIBLE BOOT DEVICE
It seems that more often than not, when I restore a computer, I encounter stop code 7B or worse, just a white-on-black message that no OS was found. The internet ... The post INACCESSIBLE BOOT DEVICE...
View ArticleAn A.I. Test
After reading a New York Times article about how Artificial Intelligence degenerates when it gets its input from A.I., I posted some thoughts in a private forum. A colleague replied ... The post An...
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