Recovery Failure after Full System Restore
I’m a big believer of getting image-based backups of all computers, including desktops. Unfortunately, after a full-system restore, it seems that more often than not, the machine fails to boot.
Mariadb apt update Fails on jaleco.com Repository
Today I decided to check for updates on an Ubuntu 20.04 server. sudo apt update failed with these messages: Fortunately someone posted the identical issue and a solution here: https://forum.virtualmin.com/t/cant-upgrade-packages-at-all/118021/4 …
SentinelOne Can’t Connect from Server 2012R2
I recently deployed SentinelOne on a couple Server 2012R2 machines. On the one where I had run Nartec’s IIS Crypto tool to set Best Practices cipher suites, SentinelOne was not …
Deciphering Lenovo BIOS Versions
Lenovo servers have a maddening format for BIOS versions. Given this nine-character BIOS version from MSINFO32:
Change the Public IP of your PBX at Telnyx
If you’ve configured your Telnyx numbers to use IP authentication (as opposed to registration), and you need to change your IP address (e.g. because you purchased a static IP), here …
Windows Search Shows Plain Results on Entire Network
I have a small Server 2016 domain network, I frequently use search to find files on the server, which indexes not only file names but file contents. Recently, though, I …
Use PsExec and Netsh to Change DNS Server on Remote Computer
The other day, one of my scripts changed the DNS server on a desktop to an incorrect server. It killed that computer’s Internet access so I lost control through my …
Handling SentinelOne Behavioral False Positives
I’ve been testing SentinelOne as an advanced anti-virus system (EDR). Currently it’s only in Detect mode while I see how it behaves in my environment.
See S.M.A.R.T. Results on a Synology NAS
Yesterday, a drive “unplugged” on my Synology DS-1520+, as blogged here. I ran the recommended S.M.A.R.T. Extended Test, which it told me would take 32 hours. Today I went in …
Synology Drive Crash and Recovery
Today I arrived in my office to hear my new Synology DS-1520+ NAS beeping softly. Checking email confirmed my suspicion that a drive had failed—the storage pool was in a …