https://wiki.kptree.net/ 2026-09-09T09:15:24+00:00 https://wiki.kptree.net/ https://wiki.kptree.net/_media/wiki:dokuwiki.svg text/html 2026-07-05T05:36:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-deluge?rev=1783229765&do=diff 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… text/html 2022-01-15T04:49:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:media_vm_setup?rev=1642222187&do=diff 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… text/html 2025-11-09T00:31:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:nginx-php-notes?rev=1762648276&do=diff 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. text/html 2026-01-31T11:03:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:wifi?rev=1769857432&do=diff linux router wifi wifi_router access_point Wifi Router / Access Points I prefer to run higher quality wifi access points (AP) than the all in one type routers. My current router is X86 based running Linux Nftables on bare metal and Bind9 and Kea as well as some other services in Docker on a VM. text/html 2024-03-24T06:04:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:vim?rev=1711260280&do=diff 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 text/html 2025-09-29T05:35:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:misc?rev=1759124159&do=diff 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 text/html 2025-10-14T05:59:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:misc?rev=1760421555&do=diff 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 text/html 2025-05-24T13:09:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:wireguard?rev=1748092165&do=diff 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. text/html 2022-01-16T03:37:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:nftables_control?rev=1642304220&do=diff 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. text/html 2025-03-02T05:34:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:turnserver?rev=1740893696&do=diff 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… text/html 2026-08-23T11:41:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-mailserver?rev=1787485304&do=diff linux docker mail mailserver alpine dovecot postfix sqlite s6 s6-rc Docker mailserver This mailserver setup follows Workaround's SPmail guide for Debian 13 “Trixie”. Key changes are that instead of installing on Debian 13 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 back… text/html 2026-05-04T05:34:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:mswindows_notes?rev=1777872894&do=diff 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… text/html 2026-01-31T14:34:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:rsync?rev=1769870083&do=diff 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 text/html 2025-01-07T01:00:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-reverse-proxy?rev=1736211611&do=diff 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… text/html 2024-12-15T03:35:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:dns_dhcp?rev=1734233746&do=diff linux router dns dhcp bind ip ipv6 radvd host dig nslookup DHCP / DNS Setup Outdated I have moved my DNS and DHCP servers to Docker, Docker-DNS Server. I am still using ISC_Bind9, but am now using ISC_Kea for DHCP as ISC_Bind is no longer supported as of 2022. tl;dr; Further to this I am not looking at backups for both these services on my local area network. Whilst these services worked reliably well, when ever I shutdown the the router with text/html 2025-09-29T01:46:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:home_it_setup?rev=1759110394&do=diff 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 text/html 2024-12-07T03:13:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:web_server_setup?rev=1733541215&do=diff 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… text/html 2023-12-23T13:07:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:ipmi?rev=1703336839&do=diff 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… text/html 2025-03-02T07:31:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:nftables?rev=1740900680&do=diff 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: text/html 2026-02-15T00:37:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-dns?rev=1771115844&do=diff 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… text/html 2025-05-11T04:40:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:hoarder?rev=1746938416&do=diff 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. text/html 2025-01-05T03:25:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:fileshare?rev=1736047559&do=diff 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 text/html 2023-05-13T02:20:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:nut?rev=1683944429&do=diff 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. text/html 2025-05-18T12:49:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/personal:sprinkler?rev=1747572557&do=diff sprinkler spray garden irrigation Home Sprinkler Setup Notes See my Sprinker solenoid woes Reticulation System The home I am currently living in and own had a garden irrigation system install with bore pump when purchased. The system was over 20 years old when I purchased and is now over 30 years old. text/html 2024-08-24T08:27:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/project:sprinklers?rev=1724488058&do=diff 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. text/html 2025-12-30T03:42:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/python:subprocess?rev=1767066162&do=diff 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. text/html 2025-11-22T03:58:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:bash?rev=1763783897&do=diff 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. text/html 2026-04-05T00:01:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-dokuwiki?rev=1775347277&do=diff 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 text/html 2024-12-28T03:23:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:vpn?rev=1735356236&do=diff 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. text/html 2025-08-09T03:11:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/tech_notes:dns?rev=1754709083&do=diff 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. * text/html 2026-08-23T11:32:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-nextcloud?rev=1787484737&do=diff 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. text/html 2025-11-14T08:19:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/tech_notes:programs?rev=1763108348&do=diff 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. text/html 2024-04-28T03:27:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-matrix?rev=1714274833&do=diff 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 … text/html 2025-05-22T08:07:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:ubuntu?rev=1747901253&do=diff linux router router_configuration setup debian ubuntu snap snaps switch network Router Configuration, Switch & Server Setup Router Configuration [DRAFT] A router performs the following key features: * A gateway between different network areas * Restrict network traffic * Forward Network traffic * Track network traffic, allows traffic incoming only if response to out going (one way traffic) This is primary firewall action and primary security action! This is often confused with NAT… text/html 2026-01-17T01:03:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker?rev=1768611790&do=diff 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 text/html 2026-08-16T04:57:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:init?rev=1786856236&do=diff 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 text/html 2023-12-29T07:24:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/tech_notes:nginx?rev=1703834683&do=diff 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… text/html 2026-06-13T00:54:10+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-homepage?rev=1781312050&do=diff 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. text/html 2025-08-10T12:30:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/tech_notes:pikvm?rev=1754829003&do=diff 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. text/html 2026-07-26T08:58:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/wiki:dokuwiki?rev=1785056307&do=diff DokuWiki wiki:dokuwiki DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database. It is loved by users for its clean and readable Formatting Syntax. The ease of maintenance, backup and integration makes it an administrator's favorite. Built in text/html 2026-07-26T08:58:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/wiki:welcome?rev=1785056307&do=diff Welcome to your new DokuWiki Congratulations, your wiki is now up and running. Here are a few more tips to get you started. Enjoy your work with DokuWiki, -- the developers Create your first pages Your wiki needs to have a start page. As long as it doesn't exist, this link will be red: text/html 2026-07-26T08:58:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/wiki:syntax?rev=1785056307&do=diff 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 text/html 2020-03-22T09:23:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:monit?rev=1584869038&do=diff 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. text/html 2024-09-11T09:27:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-calibre?rev=1726046862&do=diff 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 … text/html 2025-03-08T09:28:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:qemu?rev=1741426130&do=diff linux router vm Router VM I have just decided to play with installing VM (virtual machines) on my Router hardware (2023-01). I have been reluctant to do this for a number of reasons. My separate listing for Router Hardware. Basically the machine is a bit old slow and under powered, but still adequate for what it does. I do not run a desktop on this machine, CLI (Command Line Interface only). The main services I am currently running on this machine are, all bare metal: text/html 2026-01-23T03:32:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/tech_notes:flatpak?rev=1769139150&do=diff 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. text/html 2023-11-19T02:47:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:swap?rev=1700362079&do=diff 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. text/html 2024-03-24T08:01:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:email_server?rev=1711267281&do=diff 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. text/html 2022-12-27T13:12:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:fail2ban?rev=1672146721&do=diff 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 text/html 2026-06-29T07:36:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/tech_notes:boot?rev=1782718564&do=diff linux boot uefi ventoy secure secure_boot 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: text/html 2025-11-14T14:12:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:ntp?rev=1763129565&do=diff 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 text/html 2025-04-06T07:41:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:other_services:manjaro?rev=1743925318&do=diff 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 … text/html 2025-12-29T00:09:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:misc?rev=1766966976&do=diff 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.… text/html 2026-04-11T00:19:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:docker-dhcp?rev=1775866774&do=diff 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 text/html 2025-07-05T10:36:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:vnc?rev=1751711810&do=diff linux docker vnc guacamole VNC I set up Guacamole using Install Guacamole on Docker – VNC, SSH, SFTP, and RDP like a Boss!. * <ctrl><shift<alt> 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: # … text/html 2026-06-21T00:26:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:hardware?rev=1782001578&do=diff linux router hardware Router Hardware ikoolcore-r2-max (Dec 2024) The Supermicro SYS-E200-9B has stopped working. It posts bios, but will not boot further. I suspect hardware failure of some sort. The BMC failed a few years ago. I have ordered a replacement ikoolcore-r2-max. The replacement comes with 2.5Gb/s and 10GB/s NICs and a more modern and faster 8 core text/html 2025-12-23T02:48:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/docker_notes:vm-container?rev=1766458124&do=diff 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… text/html 2024-06-23T01:11:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/linux_router:netfilter?rev=1719105097&do=diff linux router mtu netfilter Basic Netfilter Function Block Diagram Both NFTables and IPTables use the Netfilter framework provided in the Linux kernal. NFtables was implemented to supersede IPTables, which due to the widespread use of IPTables, will probably take a long time. The following is a basic block diagram of the Netfilter Filter and NAT (Network Address Translation) functions, which are the basic requirements for router. Incoming Packets | ┌────────────… text/html 2025-02-08T09:11:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/home_server:home_server_setup:kvm?rev=1739005865&do=diff 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 …