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The Mikrotik DNS resolver supports static entries with type=FWD (forward). Combining this with the regex (and now the match-subdomain option since v7.6) allows you to forward queries for specific domains to a server. Unfortunately, the type=FWD resolver does n...

Device CLI Yes, the UniFi switches actually have a CLI... who knew! No you don't have to wait three minutes for the Unifi controller to update... 🙃 You can make configuration changes from the cli, but they will not be persistent across reboots or resyncs with ...

More notes to come. For now, these are random useful illustrations from around the web.         -end

rustup toolchain installer book: the rust programming language rust by example rustlings

Below are links to various software I use. Software is free / open-source unless otherwise noted. Unclassified draw.io - diagram / flow charting PlantUML plugin for Visual Studio Code (jebbs) - building sequence diagrams SimpleMind - Mind Mapping - $$$ ...

Generic client template [Interface] PrivateKey = xxx Address = 192.168.170.X/24 [Peer] PublicKey = yyy PreSharedKey = zzz AllowedIPs = 10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16 Endpoint = router.domain.com:13231 PersistentKeepalive = 25 Ubuntu ...

Recursive routing allows you to create a route with a defined next hop that is not actually directly adjacent to the router. The working example configurations below assume three distinct Internet connections from three different providers. Each connection is...

I wanted to if I could use a Raspberry Pi Zero W 1.1 to be a wireless USB print server for my DYMO LabelWriter 450 Twin Turbo. Here's what I learned and how to make it work. These steps should be the same regardless of server or operating system (Debian, Raspb...

Basics Arrays in RouterOS can be normal indexed arrays or associative (key/value pair arrays). Array element separator is the semi-colon. # normal indexed example { :local myArray { "ContainerLog"; "ContainerDebug" } :foreach e in=$myArray do={ :put ...

IPv4 ARP -> IPv6 Neighbors netsh interface ipv6 show neighbors # OUTPUT: Interface 16: Wi-Fi Internet Address Physical Address Type - - - - - - - - - - - - - - - - - - - - fe80::2a80:88ff:efcd:8a41 28-80-88-dc-6a-41 Reac...

Ubuntu 22.04 Install proftpd-basic Edit /etc/proftpd/modules.conf and enable mod_sftp and mod_sftp_pam Edit /etc/proftpd/sftp.conf (see example below) Edit /etc/proftpd/proftpd.conf and enable the sftp.conf include Create sftproot folders in user home d...

The two files below are the merger of other Minecraft SystemD service files I came across on the web and the screen-based method I originally used for running Minecraft instances. Here's a breakdown of the processes that facilitate automatically loading the M...

Making a copy of this information. Reference sources: aikar.co:tuning-the-jvm-g1gc-garbage-collector-flags-for-minecraft PaperMC:aikars-flags Pufferfish.host:how-to-apply-aikars-flags TL;DR Use these flags exactly, only changing Xmx and Xms. These fl...

YouTube video links Mobile Standards Evolution: FDMA, TDMA (3G), CDMA, OFDMA 802.11ac MU-MIMO OFDMA vs. MU-MIMO in Wi-Fi 6 2G vs 3G vs 4G vs 5G Generation Technology standard Radio access technology 1G – First Generation AMPS, NMT,...

Background https://www.youtube.com/watch?v=V82lHNsSPww Use Mikrotik DNS proxy for blocking The code snippet below will cause a Mikrotik DNS proxy to return 127.255.255.127 for all .zip domains, including all subdomains. /ip dns static add address=127.255....

  Problem I need to add a forward zone to an authoritative bind9 server, but forward zones don't appear to work with recursion disabled, and I don't want to turn this server into an open resolver. Solution Turn the server into an open resolver, but delete ...

hEX PoE (RB960PGS) and PowerBox Pro (RB906PGS-PB) 5 Gigabit Ethernet ports, 1 Gigabit SFP cage SFP cage is not connected to the switch chip. Wire-speed switching on the SFP port is not supported Single core 400 Mhz, 128 MB RAM, 16 MB flash Port 1...

Sources: 1 Quick reference 120V 15 amp circuits Normal 15 amp grounded circuits use 5-15P plugs and 5-15R receptacles 120V 20 amp circuits 5-20P plugs and 5-20R receptacles 120V 30 amp These are typically going to require twist-lock style plugs and ...