Late-night router work
Mikrotik CCR1072 for an ISP network running BGP.
Denial of Service and the xISP Part 1
Most service providers have been the victim of a Denial of Service (DoS) attack at one point or another. Sometimes you may not realize you are under an attack. A few months ago, I posted a simple screenshot at https://blog.j2sw.com/networking/anatomy-of-a-ddos/ of what …
Elitism in the I.T field
Have you ever ran across this guy? If not, maybe it’s you. Elitism is in every field. I.T/Networking/Programming fields highlight the elitism more than other areas for several reasons. We will dive into some of these reasons and maybe shed …
Quick and Dirty Baicells eNODEB Mikrotik Rules
If you have a Baicells eNodeB you wish to restrict access to these Mikrotik rules will help. There are some assumptions made. The following rules are meant to be a base for incorporating into your network. /ip firewall filteradd action=drop …
Using Splunk to monitor literally everything on Mikrotik
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this …
Interesting Amazon item: iodd Mini USB 3.0 256-bit Secure encrypted SSD Drive
AES256-XTS/Write protect Blocker/WinToGo/AutoSleep/Safely Removal/Firmware Updater Provide bootable Virtual USB Drive function can be used with Rufus or similar other tools Recognized as Bootable HDD for Windows 8,LInux,Mac OS. Selecting VHD files let you can multi-boot. Optimized for handheld / Light …
PHP 7.3 and 7.4 Woes and solution
So this weekend I have been doing some LibreNMS installs and have been having to change the default CentOS PHP version. If it is Centos7 PHP 7.3 is recommend and if it’s Centos 8 then PHP 7.4 is recommended. I …
ISP Supplies: MicroPop Full Kit
Our friends over at ispsupplies.com and a Mimosa Micro-Pop full kit. https://www.ispsupplies.com/Mimosa-Micro-Pop-Full-Kit
Footage of Arecibo Observatory collapse
https://en.wikipedia.org/wiki/Arecibo_Observatory