Information about vpsFree.org, manuals and FAQs. https://kb.vpsfree.org/ 2026-08-19T23:33:44+00:00 https://kb.vpsfree.org/ https://kb.vpsfree.org/_media/wiki/dokuwiki-128.png text/html 2026-08-19T14:43:14+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/distributions/guix?rev=1787150594&do=diff GNU Guix System GNU Guix System is a distribution where the system, services, and packages are described declaratively in Guile Scheme. Like NixOS, it creates system generations when the configuration changes and lets you return to an earlier generation. How the template works text/html 2026-08-18T11:40:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://kb.vpsfree.org/informace/new_members?rev=1787053233&do=diff Basic Information for New Members The Payment Details to Pay the Membership Fee * Payments are sent to the bank account 2200041594/2010 (Czech Republic) or 2200041594/8330 (Slovakia). * IBAN: CZ0420100000002200041594, SK1583300000002200041594 * text/html 2026-08-17T13:31:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://kb.vpsfree.org/informace/association?rev=1786973473&do=diff About the Association This section contains everything about the vpsFree.cz civic association. * Information for new members * Ways of communication * When should I write where? The Philosophy of the Association The association was formed as a direct reaction to the inflexibility and exorbitant prices of commercial web hosting services in the Czech Republic and the even worse situation in Slovakia. This is why we strive to operate our servers with greater care than most commercial pr… text/html 2026-08-17T11:09:04+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/vps/kvm?rev=1786964944&do=diff KVM and libvirt inside a VPS Installing libvirt vpsAdminOS runs VPSes as containers, not as virtual machines. KVM inside a VPS is therefore not nested virtualization: virtual machines use the physical node's hardware virtualization directly. This guide uses the current text/html 2026-08-17T11:09:04+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/server/gre?rev=1786964944&do=diff GRE tunnel GRE connects two devices with a tunnel over IPv4. For example, you can use it to route a private network between two VPSes on the trusted vpsFree internal network. The example below creates a simple tunnel between these addresses: VPS A text/html 2026-08-17T11:09:04+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/server/firewall?rev=1786964944&do=diff Firewall A firewall decides which network traffic may enter a VPS, leave it, or be forwarded through it. vpsFree does not enable a shared firewall in front of your VPS. The initial state therefore depends on the distribution: NixOS, for example, enables its firewall by default, while a clean Debian or Ubuntu installation usually has no restrictive local rules. text/html 2026-08-16T18:56:31+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/wiki/trash/navigace?rev=1786906591&do=diff Navigation Sections are bold: * Server * SSH * vpsAdmin * Datasets and NAS * vpsFree.cz information * Information for new members * Communication channels * Where should I write? * To-do list * Frequently asked questions * Getting started * Home text/html 2026-08-16T18:56:31+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/vps/vpsadminos/docker?rev=1786906591&do=diff Docker on vpsAdminOS This guide has moved to Docker in a VPS. text/html 2026-08-16T18:56:31+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/vps/snap?rev=1786906591&do=diff Snap in a VPS You can use Snap in a VPS on vpsAdminOS. It needs the snapd service and access to FUSE. New VPSes have FUSE enabled and are ready for Snap; you only need to install the distribution packages. Installation on Ubuntu See the current Snap documentation for Ubuntu for supported releases. If the text/html 2026-08-16T18:56:31+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/vps/docker?rev=1786906591&do=diff Docker in a VPS You can run Docker Engine in a VPS on vpsAdminOS without special platform configuration. The VPS shares the Linux kernel with its physical node, but you manage Docker and its containers normally from inside your VPS. Installation text/html 2026-08-16T18:56:31+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/server/wireguard?rev=1786906591&do=diff WireGuard WireGuard is a VPN built into the Linux kernel. vpsAdminOS provides the required module, so you only need to install the userspace tools inside your VPS. This example connects two devices: * the server at vpsFree.cz has the public address text/html 2026-08-16T18:56:31+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/server/ssh?rev=1786906591&do=diff SSH SSH provides an encrypted remote terminal and secure file transfer. You will usually connect to a VPS as root: ssh root@VPS_ADDRESS The current VPS addresses are shown in its vpsAdmin details: [VPS addresses and the SSH connection command] Verifying the server key On the first connection, SSH displays the fingerprint of the server's host key. text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/?image=en%3Ascreenshots%3Avpsadmin%3Agetting-started%3Avps-list.png&ns=en%3Ascreenshots%3Avpsadmin%3Agetting-started&rev=1786906590&tab_details=history&media_do=diff&do=media <img src="https://kb.vpsfree.org/_media/en/screenshots/vpsadmin/getting-started/vps-list.png?w=500&amp;h=500&amp;tok=a5c76b" alt="vps-list.png" loading="lazy" width="500" height="500" /> text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/?image=en%3Ascreenshots%3Avpsadmin%3Agetting-started%3Amembers-list.png&ns=en%3Ascreenshots%3Avpsadmin%3Agetting-started&rev=1786906590&tab_details=history&media_do=diff&do=media <img src="https://kb.vpsfree.org/_media/en/screenshots/vpsadmin/getting-started/members-list.png?w=500&amp;h=500&amp;tok=b050bd" alt="members-list.png" loading="lazy" width="500" height="500" /> text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/?image=en%3Ascreenshots%3Avpsadmin%3Assh-keys%3Ahost-key-fingerprints.png&ns=en%3Ascreenshots%3Avpsadmin%3Assh-keys&rev=1786906590&tab_details=history&media_do=diff&do=media <img src="https://kb.vpsfree.org/_media/en/screenshots/vpsadmin/ssh-keys/host-key-fingerprints.png?w=500&amp;h=500&amp;tok=b07925" alt="host-key-fingerprints.png" loading="lazy" width="500" height="500" /> text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/server/nixos-mailserver?rev=1786906590&do=diff NixOS Mailserver NixOS Mailserver is a community NixOS module and a simple way to run your own mail server. One declarative configuration sets up mail delivery, mailboxes with IMAP access, spam filtering, DKIM and TLS. You manage accounts, domains, certificates and other options with the rest of the NixOS configuration. text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/manuals/server/mailserver-nixos?rev=1786906590&do=diff Mailserver on NixOS This guide has moved to NixOS Mailserver. text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/information/new_members?rev=1786906590&do=diff Information for new members Welcome to vpsFree.cz. This guide explains how to log in to vpsAdmin for the first time, check your membership and connect to your VPS. 1. Log in to vpsAdmin Log in at vpsadmin.vpsfree.cz with the username and temporary password from your welcome email. Both are case-sensitive. You have to change the password when you first log in. If you cannot find the email, check your spam folder. If you received only a payment reminder without login credentials, text/html 2026-08-16T18:56:30+00:00 aither (aither@undisclosed.example.com) https://kb.vpsfree.org/home?rev=1786906590&do=diff vpsFree.org knowledge base Information vpsFree.org * About vpsFree.cz * Information for new members * Frequently asked questions * Communication channels * Get support * How to write to support * Bug reports and ideas * Members * Membership fees Technical information * What do I get as a member? * Infrastructure * Virtualization platform * What not to do on a VPS * IP address ranges * Internal address plan * Projects * Administrators Basics * Getting st… text/html 2026-08-16T18:56:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://kb.vpsfree.org/?image=cs%3Ascreenshots%3Avpsadmin%3Agetting-started%3Avps-list.png&ns=cs%3Ascreenshots%3Avpsadmin%3Agetting-started&rev=1786906565&tab_details=history&media_do=diff&do=media <img src="https://kb.vpsfree.org/_media/cs/screenshots/vpsadmin/getting-started/vps-list.png?w=500&amp;h=500&amp;tok=8eefbd" alt="vps-list.png" loading="lazy" width="500" height="500" />