LibreNMS Extend script for DNSDist took too long for executing. After seeking into its source code, I realized that after using cURL to get JSON stat via API Call, it executes jq command to parse every single line on that JSON. I think it sure had unnecessary steps just to obtain stat values. So I… Continue reading LibreNMS Status DNSDist
Category: System Administrator
Zimbra zmconfigd could not be started after update
Tonight schedule is updating our Zimbra Servers. Everything seems fine. As usual, the update procedures starts from MTA, Proxy, LDAP, and finally the maiboxes servers. MTA and Proxy update process completed without a problem. But after updating Zimbra’s LDAP server, suddenly zmconfigd refused to start. Log files is no use here. Trying to execute /opt/zimbra/libexec/zmconfigd… Continue reading Zimbra zmconfigd could not be started after update
Real Shutdown Windows 11
Windows 11 has a feature called Fast Startup, it originated from Windows 8, dubbed “Hybrid Boot” or “Hybrid Shutdown”. In traditional shutdown process, Windows will shuts down everything, closes all running apps and programs, and starts up from the stratch the next time the PC boots. Fast startup in the other hand, mixed this process… Continue reading Real Shutdown Windows 11
The Story Behind My “NVR”
Before using this device, I’ve used my old PC for storing CCTV records and transform to HLS format, so I could see almost real time footage on my personal web. But as you know, that PC is currently dying because the hard drive is starting to break down. That’s why this entire blog needs to… Continue reading The Story Behind My “NVR”
UceProtect Level 3
Don’t know where to start. In short, they’ve blacklisted entire IPs on our ASN. Such a mess. Either it is an extortion, or something wrong with their algorithm. Random check to our IP addresses (yes, we got a lot of them), reveal none has been blacklisted by another RBL except by UceProtect. Fortunately, after monitoring… Continue reading UceProtect Level 3
Host ClamAV Update Mirror Server
Tested on Debian 11 (Bullseye). General Requirement: Working Apache2 or NGINX or any web server