KPTree Wiki

NFTables Configuration

Anonymous (anonymous@undisclosed.example.com) — 2025-03-02T07:31:20+00:00

linux router nftables firewall NFTables Configuration The best reference for nftables is at the dedicated wiki wiki nftables. Some other references I found nftables router. The reference at stosb is good, but not for a router Explaining My Configs: nftables. Nftables Cheatsheet After a lot of experimenting the following is my NFTables router configuration file. Create the following file called:

Wireguard VPN access from WAN to LAN

Anonymous (anonymous@undisclosed.example.com) — 2025-05-24T13:09:25+00:00

linux router vpn wireguard docker qr_code qr Wireguard VPN access from WAN to LAN I use a Docker instance for my Wireguard server now. I use 2 forms of vpn (virtual private network) on my home server. * VPN to gain remote secure private access to my home LAN from the WAN (internet). This is the one I am describing here.

Docker nginx / php notes

Anonymous (anonymous@undisclosed.example.com) — 2025-11-09T00:31:16+00:00

linux docker nginx php fast-cgi php-fpm Docker nginx / php notes nginx executable I had some trouble getting nginx with php-fpm to operate. So I tried to get working a simple setup to nut-out the nuances. I got it working using php-fpm socket with Apline Linux on 2 Docker instances, one running Nginx and the other php-fpm.

Anonymous (anonymous@undisclosed.example.com) — 2026-01-25T13:50:25+00:00

Administration Welcome/Home Personal * Personal Thoughts and Beliefs (Private) * Localisations * KPTree Recipes * Home Sprinkler Setup Notes * KPTree - Home Desktop Setup Home Server Setup * Home Server Notes * My Home IT Setup * Network Setup * KVM Setup * VNC Server * fsck - file system check * Home Server Index Home Server Other VM Setups * Home Server other VMs Index * KPTree - Email Server Setup * KPTree Torrent VM Setup * KPTree - Home Desktop Setup * dokuwiki setup…

Router Miscellaneous

Anonymous (anonymous@undisclosed.example.com) — 2025-10-14T05:59:15+00:00

linux router monitor links darkstat glances ntopng iftop nethogs Router Miscellaneous Monitoring There are a number of linux monitoring packages available. See these links for more examples see, 13 Linux Performance Monitoring Tools – Part 2, and 30 Linux System Monitoring Tools Every SysAdmin Should Know. Below are a few that I have tried and use. iftop iftop - display bandwidth usage on an interface by host Use

Commonly used commands and scripts

Anonymous (anonymous@undisclosed.example.com) — 2025-09-29T05:35:59+00:00

linux dmesg command systemd journal journalctl tzdata timezone apt upgrade update install remove crontab man apropos tldr ip tc systemctl journalctl pbcopy pbpaste copy paste Commonly used commands and scripts dmesg sudo dmesg lists the OS boot messages between grub and os up. sudo dmesg --level=emerg,alert,crit,err,warn,notice,debug give a more succinct list of focus potential problem issues. * emerg - system is unusable

Nextcloud Container

Anonymous (anonymous@undisclosed.example.com) — 2026-04-03T14:43:15+00:00

linux docker nextcloud mysql mariadb Nextcloud Container Nextcloud publishes their own Docker container of Nextcloud. The Nextcloud image on Docker hub is maintained by the Nextcloud community, and is not officially supported by Nextcloud! Linuxserver.io, as well as some others also have Nextcloud containers on Docker Hub.

Docker mailserver

Anonymous (anonymous@undisclosed.example.com) — 2025-08-16T11:39:12+00:00

linux docker mail mailserver alpine dovecot postfix sqlite s6 s6-rc Docker mailserver This mailserver setup follows Workaround's SPmail guide for Debian 12 “Bookworm”. Key changes are that instead of installing on Debian 12 virtual machine1, with a Maria mysql database2, this setup is for installation on latest Alpine linux Docker image with s6-rc init using maria database. I toyed with sqlite and basically got it functional, however the support apps do not function with sqlite, so I went ba…

KPTree - Email Server Setup

Anonymous (anonymous@undisclosed.example.com) — 2024-03-24T08:01:21+00:00

linux mail server email postfix dovecot emailserver debian ubuntu horde postfixadmin admin clamav apache roundcube webmail certbot certificate KPTree - Email Server Setup Email Server Notes Setting up the email server on my home server was probably the most difficult task. Email server setup is intricate, risky and involves significant commitment and effort to setup reliably and maintain.

dokuwiki setup notes

Anonymous (anonymous@undisclosed.example.com) — 2025-09-29T11:22:11+00:00

linux wiki dokuwiki server plugin markdown dokuwiki setup notes Also see notes on setting up Docker Dokuwiki container * Dokuwiki home page * Dokuwiki Installation instructions * Upgrading Dokuwiki * DokuWiki Manual * Docuwiki maintenance * How to backup DokuWiki? * How to move DokuWiki from one Server to another? dokuwiki backup Back-ups placed here: '/media/disk1/KarlData/Karl Data 2/dokuwiki_backups/' and named KPtreeWiki-backup_yyyy-mm-dd. e.g. sudo tar zcpfv '/media/…

Web Server setup

Anonymous (anonymous@undisclosed.example.com) — 2024-12-07T03:13:35+00:00

linux debian apache apache2 httpd web server php certbot letsencrypt nextcloud cloud vm virtual machine kvm proxy reverse proxy gid uid vipw vigr group id user id Web Server setup Basic Web Server setup on VM I am moving away from Ubuntu to Debian. I find the instruction for here are good to setup a basic web server Digitalocean's LAMP on Debian 11 and Computing for Geeks LAMP on Debian. Old, tl;dr; The main reference used is Unixmen - How To Install LAMP Stack On Ubuntu 16.04, for the bas…

Project Index

Anonymous (anonymous@undisclosed.example.com) — 2025-12-30T03:48:08+00:00

raspberry_pi rpi linux server setup summary index Project Index I have published these notes on my public wiki website , for my own access and also and possible benefit to others. I am not interested in advertising on this site. As these are my personal notes, provided without cost, I assume no obligations in anyway should anyone in anyway use them in full or part. YOU USE THESE NOTES AT YOUR OWN RISK!

Docker - Index

Anonymous (anonymous@undisclosed.example.com) — 2025-11-09T00:30:37+00:00

Docker - Index Notes: * To check latest version of os and release cat /etc/*release * Latest version of S6-RC github just-containers s6-overlay * Ansible / Ansible vault / just / justfile docker notes index Docker - IndexStart page next page

Home Server other VMs Index

Anonymous (anonymous@undisclosed.example.com) — 2023-12-10T05:34:57+00:00

Home Server other VMs Index prev page Start page next page

TC - Traffic Control

Anonymous (anonymous@undisclosed.example.com) — 2024-06-23T00:14:23+00:00

linux router tc traffic control TC - Traffic Control The Linux kernel's network stack has network traffic control and shaping features. The iproute2 package installs the tc command to control these via the command line. Queuing controls how data is sent; receiving data is much more reactive with fewer network-oriented controls. However, since TCP/IP packets are sent using a slow start the system starts sending the packets slow and keeps sending them faster and faster until packets start getti…

Technical Notes - Index

Anonymous (anonymous@undisclosed.example.com) — 2025-05-24T07:53:00+00:00

Technical Notes - Index tech notes technical index Technical Notes - IndexStart page next page

Nginx

Anonymous (anonymous@undisclosed.example.com) — 2023-12-29T07:24:43+00:00

nginx http Nginx On a simple system nginx can be started with /usr/sbin/nginx basically calling nginx executable with defaults. nginx -h nginx version: nginx/1.24.0 Usage: nginx [-?hvVtTq] [-s signal] [-p prefix] [-e filename] [-c filename] [-g directives] Options: -?,-h : this help -v : show version and exit -V : show version and configure options then exit -t : test configuration and exit -T : test configuration, d…

fsck - file system check

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux fsck format partition boot corrupt parted fsck - file system check Use fsck to check and repair a file system. The file system must be unmounted when being check and repaired to prevent corruption! Checking Root File System The root file system can not be unmounted and checked. Two possible options to check the system are:

KVM Setup

Anonymous (anonymous@undisclosed.example.com) — 2025-02-08T09:11:05+00:00

server kvm virtual command debian machine qemu virsh qcow linux command setup nbd network block device KVM Setup I original setup my main server and virual machines all with Ubuntu. However I have started using Debian and find it leaner than Ubuntu. I am slowly moving my various servers and virtual machines to Debian. * Install And Configure KVM In Ubuntu 20.04 Headless Server * Installing KVM on Debian 10 * How To Install KVM Hypervisor on Debian 12|11|10 * How to install KVM server on …

BASH Customisation

Anonymous (anonymous@undisclosed.example.com) — 2025-11-22T03:58:17+00:00

linux bash alias tar bash_aliases configure configuration bashrc command script bashrc history sudo visudo dimmer ps kill nightmode xrandr tar archive default_editor editor BASH Customisation The standard BASH colour configuration uses a blue colour for listing directories (ls) which is difficult to read on a black background. While this is the “standard colour”, due to the impracticality I have decided to change it.

Home Server Index

Anonymous (anonymous@undisclosed.example.com) — 2024-02-28T10:11:04+00:00

Home Server Index Home Server Other Index some CLI tools: * homebrew actual runs on Linux as package manager * fuzzy finder - fzf Prev Start page Next

Rsync

Anonymous (anonymous@undisclosed.example.com) — 2026-01-31T14:34:43+00:00

rsync backup linux debian rsnapshot Rsync These are my rsync notes. I also used to use rsnapshot, however I was unhappy with the performance of this application and moved to restic. The original rsnapshot notes have been rolled up and moved to the bottom of this page. Rsync Notes Main rsync command usage summary

Docker Deluge Image / Service

Anonymous (anonymous@undisclosed.example.com) — 2025-06-21T05:00:34+00:00

linux docker image container openvpn docker_compose wireguard macvlan nftables Docker Deluge Image / Service I want a torrent service that uses a VPN and is set-up to block non VPN WAN (internet) access. On my virtual machine implementation of this I used the following 3 packages: deluge (deluged with deluge-web), openvpn and nftables. I have used both iptables and nftables and find nftables is definitely more elegant to use. As far as I can tell there is not a Docker image that will meet m…

Docker - DNS Server

Anonymous (anonymous@undisclosed.example.com) — 2026-02-15T00:37:24+00:00

linux docker dns bind9 Docker - DNS Server What Is DNS and How Does It Work – A Comprehensive Guide I have been using Bind9 as my home LAN DNS for the past few years. I originally operated it on bare metal on my home router computer. In mid 2023 I successfully moved my Bind9 primary instance to my main home server in a container and created a slave instance in a container running on my home router computer. I created a Docker Bind9 Image using base Docker Alpine Linux images, with S6 init s…

Docker init Systems

Anonymous (anonymous@undisclosed.example.com) — 2026-02-15T00:27:57+00:00

alpine linux docker init s6 s6-rc alias Docker init Systems There are a number of init systems used on docker containers, many are the defaults that ship with the standard Linux distributions, e.g. systemd which is particularly popular on the larger comprehensive distributions. tldr; There is a lot of argument in the init world, SystemD seems to have taken over the init system in most

Docker Host

Anonymous (anonymous@undisclosed.example.com) — 2025-12-23T02:48:44+00:00

linux docker vm proxmox server vnc kvm libvirt selfhosted Docker Host KVM versus Proxmox I originally started using Linux KVM based VM, with QEMU and Libvirt on Ubuntu bare metal, circa 2014, this before was I was aware that Proxmox existed. Around 2020 I moved to Debian as my preferred bare metal distribution for server and desktop, I stopped using Windows as my main home desktop around this time. When I started playing around with Docker to create my own container images I preferred use of…

Private LAN VPN Access

Anonymous (anonymous@undisclosed.example.com) — 2024-12-28T03:23:56+00:00

linux docker wireguard openvpn Private LAN VPN Access The scope here concerns use of VPN (Virtual Private Network) to gain secure access from the public network to a local private network. It relates to private secure access and use from the public network. It does not consider public VPNs setup for public use.

KPTree Torrent VM Setup

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

deluge torrent server openvpn btguard nftables iptables systemd virtual machine linux ubuntu KPTree Torrent VM Setup Deluge Headless setup The main reference used is Havetheknowhow.com, specifically for the deluge headless setup, Havetheknowhow.com - How to install Deluge Headless. The Deluge support page is also a root source of knowledge Deluge systemd. Whatbox Deluge also has some interesting dialog. If installing on a virtual machine (VM) it is important to also have set up the NFS to al…

Linux Router Setup Notes - Index

Anonymous (anonymous@undisclosed.example.com) — 2025-03-08T09:30:05+00:00

Linux Router Setup Notes - Index router index Linux Router Setup Notes - IndexStart page next page

Air Quality Measurement

Anonymous (anonymous@undisclosed.example.com) — 2025-12-30T03:53:00+00:00

air_quality air quality air_gradient Air Quality Measurement * airgradient, Powerful Air Quality Solutions Back Start page Next

ASCII

Anonymous (anonymous@undisclosed.example.com) — 2024-05-18T05:11:25+00:00

ascii code ASCII Four Column ASCII 00 01 10 11 00000 NUL Spc @ ` 00001 SOH ! A a 00010 STX “ B b 00011 ETX # C c 00100 EOT $ D d 00101 ENQ % E e 00110 ACK & F f 00111 BEL ' G g 01000 BS ( H h 01001 TAB ) I i 01010 LF * J j 01011 VT + K k 01100 FF , L

boot tools

Anonymous (anonymous@undisclosed.example.com) — 2024-09-22T09:13:38+00:00

linux boot uefi ventoy boot tools list drives * df -h * sudo fdisk -l * lsblk flags: * -f to get more verbose output * -o to get specific output columns, use -h option to see list of column options * blkid * ls -l /dev/disk/by-id, additional list options:

Formatting Syntax

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:12+00:00

Formatting Syntax DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing

My Home IT Setup

Anonymous (anonymous@undisclosed.example.com) — 2025-09-29T01:46:34+00:00

havetheknowhow snapraid opensprinkler personal background setup home server linux command My Home IT Setup Hardware - I have censored this for the time being.... A special mention goes to the Opensprinkler sprinkler controller, that is probably the best network interfaced sprinkler controller available, both for home and some commercial use. See separate section on my home sprinkler setup

Network Setup

Anonymous (anonymous@undisclosed.example.com) — 2025-08-17T00:27:04+00:00

network interface netplan nic setup loopback eth ethernet bridge bond networkd linux debian setup command Network Setup Most server have more than one network connection although one is technically enough. Routers by definition need to have a minimum of at least 2 network connections. It would seem that Debian Linux supports multiple methods to define network connections:

Home Server Notes

Anonymous (anonymous@undisclosed.example.com) — 2026-01-25T05:14:50+00:00

linux server setup summary index Home Server Notes The main reason for these notes is a reference to assist me with maintaining my home server. This includes upgrading the existing or setting up a new server in the future. There are many reasons to setup a home server and many different options available. For me one of the big reasons is the tinkering and learning associated with such a set up. There are many other benefits. Perhaps also one of the largest negatives is also the time invested …

VNC Server

Anonymous (anonymous@undisclosed.example.com) — 2025-05-20T04:48:08+00:00

linux server debian vnc setup vncserver tigervnc gnome xfce VNC Server This section is a bit of a mess and needs a clean up..... I want a simple server GUI VNC system. Sadly most the instructions on the net do not seem to meet my needs. * Install a GUI * A light desktop system, e.g. xfce * The x11 windows manager system

Set Up and Ubuntu APT Cache

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux ubuntu debian apt cache apt-cacher-ng apt update apt upgrade apt-get Set Up and Ubuntu APT Cache The apt-cacher-ng looks to be a self container apt caching server. Basically the apt cacher stores all the relevant apt update and upgrade related files and and acts as a proxy server to multiple clients. A handy feature to improve speed and reduce Internet bandwidth where a virtual machine server is used with multiple clients. There is another package called apt-cacher but it depends upon th…

XFCE

Anonymous (anonymous@undisclosed.example.com) — 2025-01-03T09:33:51+00:00

linux xfce XFCE XFCE Plugins Many XFCE plugins are available via menu: setting : panel : items, from here panel items can be added and removed and configured. To see available XFCE4 packages in the Debian repository sudo apt-cache search xfce4*. XFCE Keystrokes

Linux Firmware Notes

Anonymous (anonymous@undisclosed.example.com) — 2025-09-29T01:53:10+00:00

linux debian firmware linux_firmware non-free-firmware aspeed realtek Linux Firmware Notes Some issues with non-free firmware blobs on Debian ASpeed Technologies The sudo dmseg command shows the warning Possible missing firmware /lib/firmware/ast_dp501_fw.bin for module ast. This relates to the ASpeed BMS VGA graphics microcode. The simple solution seems to be be to install the non-free microcode blob using

IPMI Console Setup

Anonymous (anonymous@undisclosed.example.com) — 2025-05-18T07:27:42+00:00

linux bmc grub ipmi console redirection cli IPMI Console Setup I have 3 computers from Supermicro with BMC and IPMI. The Supermicro provided utility program IPMIView is good, but the iKVM console redirection facility is woefully unreliable and also seems to be poorly documented! (Probably because it is based upon Java.) Interestingly this utility program is provided for Windows and Linux, and is even available in Manjaro AUR repositories. (This probably actually makes sense as many Supermic…

Manjaro Setup Notes

Anonymous (anonymous@undisclosed.example.com) — 2025-04-06T07:41:58+00:00

linux manjaro arch archlinux vuescan flatpak davfs cups printing print Manjaro Setup Notes I tried Manjaro circa 2019 for a couple of years as my main Linux Desktop. I had no major problems with it. An occasional minor problem this nVidia graphic card and some minor issues with updates. Having used Debian / Ubuntu the past 10 years on servers I decided to switch to Debian testing desk top with XFCE. Debian testing basically give a similar level of latest updates as Manjaro/Arch. I have not …

Simlinks

Anonymous (anonymous@undisclosed.example.com) — 2025-01-10T03:55:11+00:00

simlinks ln linux setup command Simlinks A symlink is a soft or hard link to a directory location to another directory location or file. It effectively allows a directory tree (soft link only) to be made for different non-structured directory locations, even across partitions. It allows configuration file control by having current configuration file pointing to different version or use type configuration files, depending on use case.

systemd Stuff

Anonymous (anonymous@undisclosed.example.com) — 2023-12-26T03:39:18+00:00

systemd systemctl timer timers journalctl linux debian setup customise customisation systemd Stuff * How to create systemd service unit in Linux * Set systemd service to execute after fstab mount * DigitalOcean Tutorials systemd: * How To Use Systemctl to Manage Systemd Services and Units * Understanding Systemd Units and Unit Files * How To Use Journalctl to View and Manipulate Systemd Logs * Systemd Essentials: Working with Services, Units, and the Journal * NFS mount vi…

Authentication

Anonymous (anonymous@undisclosed.example.com) — 2024-12-28T23:37:04+00:00

linux docker authentication Authentication References * Authentik Docs * Install - Docker Compose * Configuration * Applications * Providers * Ultimate Authentik Docker Compose Guide with Traefik Back Start page Next

Docker - diun & ntfy

Anonymous (anonymous@undisclosed.example.com) — 2024-12-06T11:35:56+00:00

linux docker diun ntfy Docker - diun & ntfy ntfy is a notification application and server frame work. It has an iOS client and can also use standard web page and Andiod app. I originally considered gotify however there is not iOS application for this notification system, which basically makes it of less value for me.

Docker

Anonymous (anonymous@undisclosed.example.com) — 2026-01-17T01:03:10+00:00

linux docker cli installation network volume iptables nftables portainer Docker Docker is a set of platform as a service (PaaS) products that use OS-level virtualization to deliver software in packages called _containers_. The service has both free and premium tiers. The software that hosts the containers is called Docker Engine

Calibre

Anonymous (anonymous@undisclosed.example.com) — 2024-09-11T09:27:42+00:00

linux docker calibre Calibre Calibre This Docker container is based linuxserver/calibre, Docker hub linuxserver/calibre, Calibre ebook management The image is based upon current Ubuntu Long term release. Calibre docker-compose.yml services: calibre: image: lscr.io/linuxserver/calibre:latest container_name: calibre security_opt: - seccomp:unconfined #optional environment: - PUID=1000 - PGID=1000 - TZ=Australia/Perth - PASSWORD= #optional …

Docker-Compose

Anonymous (anonymous@undisclosed.example.com) — 2026-04-14T13:03:49+00:00

linux docker compose docker-compose docker_compose container network Docker-Compose * Docker Docs Compose specification, The Compose Specification Some commands: * docker-compose pull, it would seem this is required to ensure the latest image(s) is downloaded * docker-compose up -d --build --force-recreate * -d run as deamon (in background) * --build on required if the compose includes building an image

Docker - DHCP Kea Server

Anonymous (anonymous@undisclosed.example.com) — 2026-04-11T00:19:34+00:00

linux docker kea dhcp Docker - DHCP Kea Server Since mid 2023 I have been running a Docker ISC Kea Image using base Docker Alpine Linux images, with S6 init system. (ISC Kea is a modern replacement for their DHCP.) The main DHCP server runs on my main server and I have an automatic fall over back up on my separate Linux router. I basically followed the Kea template

Dokuwiki

Anonymous (anonymous@undisclosed.example.com) — 2026-04-05T00:01:17+00:00

linux docker traefik dokuwiki container Dokuwiki Main Dokuwiki Page The main dokuwiki page dokuwiki_setup. Dokuwiki Container This uses the linuxserver.io image from dockerhub, linuxserver/dokuwiki. The Linuxserver.io documents can be found heredoc.linuxserver.io. Defines web_data volume: #Not USED docker volume create --driver local \ --opt type=none \ --opt device="/home/docker_store/cloud.kptree.net/data" \ --opt o=bind cloud_data

Homepage dashboard

Anonymous (anonymous@undisclosed.example.com) — 2025-06-11T10:02:50+00:00

homepage dashboard heimdall postges postgesql Homepage dashboard A home page is basically a webpage that provides a summary of your system and also has links to launch web applications and bookmarks. It may also have other utility information, such as system configuration and status, time, calendar, etc.

Matrix

Anonymous (anonymous@undisclosed.example.com) — 2024-04-28T03:27:13+00:00

linux docker matrix synapse Matrix Matrix is an open protocol for decentralised, secure communications. references * linuxhandbook.com install-matrix-synapse-docker * Computing for geeks Synapse matrix homeserver in Docker * matrix.org * Matrix Installation Instructions * Docker hub matrixdotorg/synapse * Matrix Docker Install * github matrix-org synapse-email-account-validity * How to set up and configure your own TURN server using Coturn * How to Install Matrix Synapse Homeserver …

Reverse Proxy Server - Traefik

Anonymous (anonymous@undisclosed.example.com) — 2025-01-07T01:00:11+00:00

linux docker traefik reverse_proxy proxy openssl ssl certificate portainer cloudsec Reverse Proxy Server - Traefik I seem to have gotten the Traefik reverse proxy working according to Techno Tim Put Wildcard Certificates and SSL on EVERYTHING (github reference_files for traefik-portainer-ssl). Also see Jim's Garage Your Traefik Isn't Secure (JimsGarage/Traefik-Secure/ Below is a basic description of the process that aligns with my configuration files. I do this for 2 reasons, both allowing m…

File Sharing

Anonymous (anonymous@undisclosed.example.com) — 2025-01-05T03:25:59+00:00

linux docker file_sharing share sharing syncthing privatebin File Sharing All the applications have pro and cons. This is listed at the beginning of each header. There have been considered 3 different levels of access as described by the applications used: * Nextcloud - a full privately hosted publicly accessible file shareing application, with many additional features

Bookmarking Servers

Anonymous (anonymous@undisclosed.example.com) — 2025-05-11T04:40:16+00:00

linux docker bookmark bookmarking karakeep linkwarden Bookmarking Servers There are many different bookmarking programs available at this time. I have listed 2 self hosted types here, Karakeep and Linkwarden. I do not know which is “better”. I am not sure I like the concept in Karakeep which used 3rd party AI to assist with bookmarking tagging. Perhaps it works well.

Docker Miscellaneous

Anonymous (anonymous@undisclosed.example.com) — 2025-12-29T00:09:36+00:00

linux docker it-tools dockge loki watchtower netbox Docker Miscellaneous IT-TOOLS Useful tools for developer and people working in IT. docker-compose.yml --- services: it-tools: image: 'corentinth/it-tools:latest' #ports: # - '8080:80' restart: unless-stopped container_name: it-tools networks: - proxy labels: - "traefik.enable=true" - "traefik.docker.network=proxy" - "traefik.http.routers.…

ntp

Anonymous (anonymous@undisclosed.example.com) — 2025-11-14T14:12:45+00:00

ntp I remember looking at this circa 2016 - 2021 and letting go at that time, crony had just been released and systemd was still relatively new at that time. systemd commands * sudo systemctl status systemd-timesyncd * The default configuration is shown in

Crowdsec

Anonymous (anonymous@undisclosed.example.com) — 2025-01-07T04:34:05+00:00

linux docker traefik crowdsec firewall Crowdsec * docker exec crowdsec cscli metrics to inspect Cloudsec metrics * docker exec crowdsec cscli bouncer list to list active bouncers * docker exec crowdsec cscli parsers list to list active bouncers Cloudsec Cloud Security Panel Back Start page Next

turn server

Anonymous (anonymous@undisclosed.example.com) — 2025-03-02T05:34:56+00:00

linux docker turnserver turn server From wikipedia; Traversal Using Relays around NAT (TURN) is a protocol that assists in traversal of network address translators (NAT) or firewalls for multimedia applications. It may be used with the Transmission Control Protocol (TCP) and User Datagram Protocol (UDP). It is most useful for clients on networks masqueraded by symmetric NAT devices. TURN does not aid in running servers on well known ports in the private network through a NAT; it supports the c…

VNC

Anonymous (anonymous@undisclosed.example.com) — 2025-07-05T10:36:50+00:00

linux docker vnc guacamole VNC I set up Guacamole using Install Guacamole on Docker – VNC, SSH, SFTP, and RDP like a Boss!. * keystroke in a Guacamole session opens and closes the Guacamole control panel. My docker-compose.yml --- services: # MariaDB - MySQL Database mariadb: container_name: guac_db image: linuxserver/mariadb:latest restart: always networks: # - proxy - guac security_opt: - no-new-privileges:true # ports: # …

KPTree - Home Desktop Setup

Anonymous (anonymous@undisclosed.example.com) — 2026-03-16T07:04:18+00:00

mswindows windows setup tip notes personal license powertoys KPTree - Home Desktop Setup Background I have Windows on my main desk top machine, it is dual boot with Debian/XFCE. I am using Debian almost exclusively now. The BIOS based dual boot works well, I have it defaulting to Debian. I do not currently have a Windows VM setup on my main server. My 3 sons also have computers with Windows on them. Lastly, I am required to used company Windows machines at work. Hence I like to keep a li…

NFTables IP Control

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux nft nftables nmap NFTables IP Control I primarily set this feature up to act as a form of parental control on my home internet access. Disable Range of IP addresses, with count-down timer The DHCP assigned addresses in the range 100 - 254 were to be disabled (dropped) in the evening. The addresses below 100 were assigned a specific IP address in the DHCP based upon MAC.

KPTree Recipes

Anonymous (anonymous@undisclosed.example.com) — 2025-09-29T01:29:05+00:00

food recipes cake stollen KPTree Recipes Recipe Links Stollen: I do not like mazipan, and do not like it in Stollen. Hence these links exclude reference to recipes with marzipan. * The spice house Old-Fashioned Christmas Stollen * The Spruce German Christmas Stollen * You're Doing It Wrong: Christmas Bread * Poppyseed Stollen * Stollen (No-Knead) * Traditional German Stollen Kaesekuchen - German Cheesecake in Diana's Recipe Book German Cottage Cheese Cheesecake Ratatouille Quick G…

Ethernet Twisted Pair Cables

Anonymous (anonymous@undisclosed.example.com) — 2025-12-28T13:38:20+00:00

ethernet rj45 utp stp Ethernet Twisted Pair Cables Cable Types Cable Type Shielding Description Use Case UTP None

Grid Power

Anonymous (anonymous@undisclosed.example.com) — 2025-12-30T03:53:39+00:00

grid_power grid power electric Grid Power It's not what you think... it's worse. Sky high power prices are by design. Topher Project Ep 194 Bid Stack Electric Power System Description Type Response Inertia Capital Cost Power marginal cost Power Stability

Home Solar / BESS

Anonymous (anonymous@undisclosed.example.com) — 2026-01-09T09:49:22+00:00

home solar bess battery stroage power electric Home Solar / BESS In my home jurisdiction housing with single phase power reticulation are generally limited to solar systems with 5kW of feed in capacity, so systems are limited to 6.6kW of peak solar panel capacity coupled to a inverter with 5kW maximum capacity. The requirements have developed and changed significantly over the past 15 years as features of residential solar power has significantly changed during this time, particularly renewab…

Electronics Info/Data

Anonymous (anonymous@undisclosed.example.com) — 2025-12-30T03:30:53+00:00

diode led Electronics Info/Data LEDS and Diode notes Some rough notes concerning LEDs and diodes. References * Basic Light Emitting Diode guide * Guide to LED Circuit Designs and LED Basics & Operation Resistor ColourRing 1Ring 2Ring3Ring 4 Figure 1Figure 2MultiplierToleranceBlack001Brown11101%Red221002%Orange331,000Yellow4410,000Green

Light Bulb Info

Anonymous (anonymous@undisclosed.example.com) — 2025-12-30T03:54:42+00:00

light bulb colour Light Bulb Info Colour Temperatures (see The Ultimate Guide To Lighting Colour Temperature) Region Warm White Daylight Australia Warm White Cool White Daylight 2600K to 3200K >3200K to 4500K >4500K North America Warm White Neutral white Cool white 2700K - 3000K 3500K - 4100K 5000K - 6500K

Oscilloscope

Anonymous (anonymous@undisclosed.example.com) — 2024-02-25T09:07:03+00:00

oscilloscope Oscilloscope I recently purchase a small single channel digital oscilloscope, Zeeweii DSO154Pro. Typical for Chinese supply the instruction provided are terse. These are some additional notes. DSO154PRO Parameters (from suppliers manual): The accuracy above 15MHz may be such that use in this range is limited.

Sprinkler Solenoid 24VAC Woes

Anonymous (anonymous@undisclosed.example.com) — 2024-08-24T08:27:38+00:00

sprinkler inductor controller solenoid valve solenoid_valve Sprinkler Solenoid 24VAC Woes See my Home Sprinkler notes I have had many problems with my sprinkler system; decrepit failing 30 year old underground wiring, failing solenoid valves and their solenoids. Some of the old solenoid valves were replaced as they had mechanically failed. The multiple issues made it vary difficult to diagnose what was happening at any time.

Surge Protector

Anonymous (anonymous@undisclosed.example.com) — 2025-12-29T00:06:16+00:00

surge surge_protector varsistor gdt mov Surge Protector I purchase ARLEC Premium Surge Protectors from Bunnings in Dec 2025 for $18.67 each (I got an additional 5% trade discount.). I tore apart a unit to see what it was made of. I was impressed with the construction and purchase a total of 6 units, including the tear down unit which I do not intent to bring back into service, plus a spare. This allows a unit to be installed in each bedroom and study, which also aligns with the household ge…

Python Programming Notes

Anonymous (anonymous@undisclosed.example.com) — 2025-12-30T03:42:42+00:00

Python Programming Notes Here are my notes from starting to use and learn the python programming language. I am only focusing on Python 3 at this time. python subprocess subprocess.run subprocess module The subprocess module allows you to spawn new processes, connect to their input/output/error pipes, and obtain their return codes.

Alpine Linux

Anonymous (anonymous@undisclosed.example.com) — 2025-03-03T02:02:58+00:00

linux alpine alpine_linux apk Alpine Linux references * Alpine Package Filter Back Start page End

ansible

Anonymous (anonymous@undisclosed.example.com) — 2024-03-13T13:19:01+00:00

linux ansible ansible * sudo apt install sshpass The sshpass package must be installed. * Create a file ansible.cfg in your current folder with the following contents: [defaults] host_key_checking = false * create password less login to remote machines * ssh-keygen

Shell Builtin Commands

Anonymous (anonymous@undisclosed.example.com) — 2025-02-23T05:29:59+00:00

shell builtin commands sh ash bash Shell Builtin Commands I just spent half a day trying to get alias working in a script to no avail. Alias is normally, if not always a so call builtin command. I have been attempting to use / learn Alpine Linux which defaults to sh/ash shell mostly builtin into Busybox. Unfortunately the bulk of shell documentation the web is based upon bash shell which is not suitable / outright incorrect with the nuances of sh/ash with busybox. Interestingly I found this …

Domain names, domain nameservers, DNS and DHCP

Anonymous (anonymous@undisclosed.example.com) — 2025-08-09T03:11:23+00:00

Domain names, domain nameservers, DNS and DHCP Domain names, Domain nameservers, DNS and DHCP are a key part of the internet back bone. * DNS (Domain Name System) resolves the text domain names to the relevant IP (Internet Protocol) addresses. *

Flatpak

Anonymous (anonymous@undisclosed.example.com) — 2026-01-23T03:32:30+00:00

linux flatpak snap universal package Flatpak Flatpak is a universal Linux package management system, that is more agnostic than the Linux distributions package management systems. Flatpak currently only works with a desk top environment, it is not for servers. There are other universal package management systems available. One popular example is snap, however this is from Ubuntu and seems propriety in nature.

git

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux git github git To install in Debian: sudo apt install git In directory to be made into git: git init To save files to staging file: git add . or individual files To commit files: git commit -m 'change description of save progress' To see log of all commits:

Network Speed testing

Anonymous (anonymous@undisclosed.example.com) — 2025-01-18T13:48:17+00:00

linux network testing speed speed speed test testing tech notes technical Network Speed testing Use the iperf3 command to test network speeds. * iperf3 -s to start in server mode * iperf3 -c 192.168.1.10 -t 20 to test server on ip address 192.168.1.10 for 20 tries. * iperf3 -c 192.168.1.1 -t7 -b 2.5G -u 6001 * iperf3 -c 192.168.1.1 -t7 -R -b 2.5G -u 6001

IPv6 summary notes

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux ipv6 IPv6 summary notes Largely taken from * onemarcfifty * What You Need to Know about IPv6 Link-Local Addresses Address length and format The IPv6 address is 128 bits (i.e. 16 bytes) long and is written in 8 groups of 2 bytes in hexadecimal numbers separated by colons: FDDD:F00D:CAFE:0000:0000:0000:0000:0001 Leading zeros of each block can be omitted, the above address can hence be written like this: FDDD:F00D:CAFE:0:0:0:0:1 We can abbreviate whole blocks of zeros with :: and w…

Linux CLI Commands

Anonymous (anonymous@undisclosed.example.com) — 2026-03-22T01:59:49+00:00

cli commands Linux CLI Commands Various Linux CLI (Command Line Interface) Commands with examples and grouped by type File System Find specific file types * Using ls: * ls -lhaF | grep ^l # list links * ls -lhaF | grep ^d # list directories * ls -lhaF | grep ^-

markdown

Anonymous (anonymous@undisclosed.example.com) — 2024-05-18T05:12:25+00:00

markdown markdown * QOwnnotes * QOwnNotes * Markdown Cheetsheet Back Start page Next

PiKVM

Anonymous (anonymous@undisclosed.example.com) — 2025-08-10T12:30:03+00:00

linux kvm ipmi pikvm bmc PiKVM I purchased a PiKVM kit in 2021, and got it operational at that time. I did not need to use it until recently, 2024-09. Basically a special 'hat' is mounted on a standard Raspberry Pi 4, the smallest memory unit type being sufficient (2 GB). The kit was complete with all the required parts, such as the hat, Raspberry PI, a case, small OLED display and various cables. The PiKVM is V3 HAT with RPi V4 2GB.

Programs & Applications

Anonymous (anonymous@undisclosed.example.com) — 2025-11-14T08:19:08+00:00

programs applications pipx flatpak Programs & Applications dpkg -l dpkg -l lists all the installed programs on a Debian apt based system. There are too many to list all and many are built in system commands. Below are some that I highlight for interest and future reference to easily find on reinstall.

regex

Anonymous (anonymous@undisclosed.example.com) — 2023-12-28T07:29:00+00:00

regex regular_expressions regex Back Start page Next

s6-rc init

Anonymous (anonymous@undisclosed.example.com) — 2023-12-28T05:26:59+00:00

s6 s6-rc init s6-rc init References Getting started with execline scripting back Start page next

ssh with key files

Anonymous (anonymous@undisclosed.example.com) — 2024-03-09T02:45:50+00:00

linux ssh ssh-keygen ssh with key files The advantages of using SSH key-based include: * Improved security * Easier access to ssh (if password keys are not used) Clearly use of unique password encrypted keys gives best security. However if a user has access to you terminal and user password they effectively have full system access anyway.

Web Browser Notes

Anonymous (anonymous@undisclosed.example.com) — 2025-03-03T02:09:03+00:00

web browser config Web Browser Notes The purpose of reloading web page(s) and bypass the cache is to get a fresh copy of possibly outdated or corrupted files currently stored in the disk cache. You can do this as the first attempt if a normal reload doesn't seem to be giving an up to date version of a website or if you otherwise experience issues with a website. We usually advice this in case of issues:

apt package management

Anonymous (anonymous@undisclosed.example.com) — 2023-12-26T03:36:17+00:00

linux debian package apt apt-get update upgrade distribution apt package management I recently had a sudo apt upgrade error along the lines of: mariadb-server : Depends: mariadb-server-10.3 (>= 1:10.3.25-0ubuntu0.20.04.1) but 1:10.3.23+maria~bionic is installed Basically the apt / dpkg package manger got confused with the old distribution installation. I suspect this only happen as I updated the distribution from Ubuntu 18.04 to 20.04. Basically the

Back-up Server Old Setup

Anonymous (anonymous@undisclosed.example.com) — 2025-01-03T00:55:46+00:00

linux debian backup lvm filesystem server nfs mount showmount Back-up Server Old Setup This has been more difficult than I would have thought. I have used rsnapshot the past couple of years (2020-21), but have never really been happy with it for many reasons. The main reason is that it has never worked well, the rsync is reasonably fast, but the rsnapshot takes far too long. Other problems include; difficulties in set-up, and concerns will reliability. Recently I noticed that Debian no longer …

Calibre Server

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux calibre server ebook Calibre Server Calibre is a comprehensive book library package. I had the server running on my Ubuntu 14.04 system about 5 years ago. From memory the Calibre web interface was a bit unpolished, however some of my phone apps could access the library for easier book access.

Conky

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

conkey linux debian manjaro setup monitor Conky Conky is a Linux system monitor tool using X Windows. Conky is highly configurable and is able to monitor many system variables including the status of the CPU, memory, swap space, disk storage, temperatures, processes, network interfaces, battery power, system messages, e-mail in-boxes Linux updates, runs many popular music players, and much more. Unlike system monitors that use high-level widget tool-kits to render their information, Conky i…

Linux Block Device Notes

Anonymous (anonymous@undisclosed.example.com) — 2026-02-03T11:50:32+00:00

linux debian nfs parted fstab format partion disk mount umount fstab unmount Linux Block Device Notes Linux Disk Partition and Format Notes Some basic tools * ls -l /dev/disk/by-uuid/ will list the disks with UUIDs * lsblk to list partitions (or list block devices) * lsblk -f or blkid to list the UUIDs * sudo blkid will list data blocks

Fail2Ban

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

fail2ban failtoban setup customise linux security Fail2Ban Scans log files and check for in appropriate password activities and update and uses firewall (IPTables) to restrict (stop for a period of time) these activities. So fail2ban limits incorrect authorisation attempts, thereby reducing, but not entirely eliminating associated risks and bandwidths. It is primarily used on port and associated services open to the public. DigitalOcean

IPMI CLI Tools

Anonymous (anonymous@undisclosed.example.com) — 2023-12-23T13:07:19+00:00

linux ipmi ipmitool cli bmc IPMI CLI Tools Much copied from Adam Sweet's wiki on IPMI. What is IPMI? IPMI is standard which allows remote server management, primarily developed by Intel. IPMI cards, known as Baseboard Management Cards (BMCs) are primitive computers in their own right and are operational all the time, so long as the server has a power source. The server itself does not need to be powered on, or the operating system operational for the BMC to work, it just needs a power source…

logrotate

Anonymous (anonymous@undisclosed.example.com) — 2023-12-26T03:30:46+00:00

linux debian log rotate logrotate cron crontab logrotate There are a number of ways to rotate logs. * Using a script and cron (or systemd.timer) * Using logrotate Logrotate using script edit the sudo crontab sudo crontab -e: Example of job definition: # .---------------- minute (0 - 59) # | .------------- hour (0 - 23) # | | .---------- day of month (1 - 31) # | | | .------- month (1 - 12) OR jan,feb,mar,apr ... # | | | | .---- day of week (0 - 6) (Sunday=0 or 7) OR sun,mon,tu…

MONIT

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

monit setup linux security MONIT Monit is a small Open Source utility for managing and monitoring Unix systems. Monit conducts automatic maintenance and repair and can execute meaningful causal actions in error situations. The email server instructions from Ex Ratione - A Mailserver on Ubuntu 16.04: Postfix, Dovecot, MySQL, Postfixadmin, Roundcube also include some installation instructions for monit.

Mosh

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux terminal remote ssh Mosh Mosh (mobile shell) Remote terminal application that allows roaming, supports intermittent connectivity, and provides intelligent local echo and line editing of user keystrokes. Mosh is a replacement for interactive SSH terminals. It's more robust and responsive, especially over Wi-Fi, cellular, and long-distance links.

NFS

Anonymous (anonymous@undisclosed.example.com) — 2025-01-05T06:27:27+00:00

linux debian nfs fstab server NFS There are a lot of resources online for NFS (Network File System). Nevertheless I decided to place my notes here to help me with my configuration, as there are a number of nuances that such notes will potentially assist with in the future. Sadly a number of resources I use seem out of date, not updated and/or possible subject to disappearance.

nnn

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux filebrowser cli nnn nnn Prev Start page Next

NUT (Network UPS Tools) Setup

Anonymous (anonymous@undisclosed.example.com) — 2023-05-13T02:20:29+00:00

linux debian nut ups server NUT (Network UPS Tools) Setup I purchased my current main UPS the Powershield Commander RT PSCRT1100 / Voltronic Power Otima II 1.1K in 2014 and setup NUT about this time, including early conversion to systemd scripts. I notice the Techno Tim Network UPS Tools (NUT) Ultimate Guide late 2022 has a perhaps more modern take on this.

samba

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux samba samba I have not look at samba much since I first attempted to set up my home sever circa 2011 on Fedora before I moved to Ubuntu. I stopped using Fedora as I had noob pain with Selinux, coupled with the short service life of Fedora, so I moved to Ubuntu, where I had a lot more success.

snapraid

Anonymous (anonymous@undisclosed.example.com) — 2026-03-05T13:20:52+00:00

snapraid linux snapraid I have been using snapraid since circa 2015 for my main first past redundancy. I have a second home server used as a backup server that weekly backs up using restic. The main snapraid commands I use are: sudo snapraid sync to sync the files that have changes since last sync. I usually do this weekly, manually.

SSH Notes

Anonymous (anonymous@undisclosed.example.com) — 2025-01-10T02:59:45+00:00

linux debian ssh ssh_notes SSH Notes SSH Login Message Acronyms and Definitions * MOTD = Message of the Day Login Messages * sudo vim /etc/issue.net Displays a message before the user begins login, I do not use this. * sudo vim /etc/ssh/sshd_config ensure the following option is set

SWAP Files

Anonymous (anonymous@undisclosed.example.com) — 2023-11-19T02:47:59+00:00

linux debian swap setup disable enable configure partition fstab SWAP Files As I have a computer with enough memory I see no need or value in a SWAP partition. In fact as I am using a SSD for the system drive a SWAP is a concern to the reliability of his drive. The following is a list of method to check and disable SWAP function.

Time Date Related Setup

Anonymous (anonymous@undisclosed.example.com) — 2023-05-28T01:17:15+00:00

linux debian chrony ntp time date timedatectl timezone timezones Time Date Related Setup Setup NTP server The NTP server setup is quite simple, I used the reference from Using chrony on Ubuntu 18.04. I replace the pool servers with my local ones, sudo vim /etc/ntp.conf. Some NTP tips: * To install: sudo apt install ntp ntpdate * To edit main configuration file:

tmux

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux terminal tmux kitty ssh tmux tmux is a terminal multiplexer. It lets you switch easily between several programs in one terminal, detach them (they keep running in the background) and reattach them to a different terminal. tmux ---------- Prev Start page Next terminals kitty The fast, feature-rich, GPU based terminal emulator

Tripwire

Anonymous (anonymous@undisclosed.example.com) — 2023-04-30T09:43:13+00:00

linux tripwire setup security Tripwire Trip wire check system files to check for any changes and alarms / alerts upon changes. ---------- Prev Start page Next

VIM Editor

Anonymous (anonymous@undisclosed.example.com) — 2024-03-24T06:04:40+00:00

vim neovim command linux debian text editor setup customise customisation cheatsheet VIM Editor When using sudo vim consider sudo -E. The -E flag to retain the user environment variables for vim. VIM Customisation ~/.vimrc colorscheme desert set nocompatible syntax on set number relativenumber set autoindent expandtab tabstop=2 shiftwidth=2 filetype plugin on filetype indent on set cursorline set cursorcolumn set shiftwidth=2 set tabstop=2 set expandtab

Webmin

Anonymous (anonymous@undisclosed.example.com) — 2023-12-26T03:44:19+00:00

linux debian webmin Webmin I don't bother to use Webmin, it has been well over a year since I tried to use. Old, tl;dr; I am a bit lazy sometimes and use Webmin to help setup certain services, e.g. Samba. Webmin is a web interfaced system administration system for Linux and has lots of plugins for various Linux apps/packages. Webmin has its own mini webserver built in. There are lots of web page discussing Webmin, how to install and use, e.g.