Guides tagged “vps”
Step-by-step MdmHost guides about vps, sorted A-Z.
46 guides · page 2 of 3
Manage OS templates and ISO images in VirtFusion
Offer operating systems in VirtFusion: enable cloud-init OS templates, group them for customers, add custom ISOs for manual installs and keep images current.
PM2 process manager: keep Node.js apps running on a VPS
Use PM2 to run Node.js apps in the background, restart them on crash, start them at boot, run cluster mode and manage logs with an ecosystem file.
Put a Node.js app behind Nginx, Apache or LiteSpeed (reverse proxy)
Serve a Node.js app on port 80/443 by proxying a domain to it with Nginx, Apache or OpenLiteSpeed, including headers, WebSocket support and testing.
Recover a broken VPS with rescue mode or an ISO in Virtualizor
Boot your VPS into Virtualizor rescue mode or a rescue ISO, mount the disk, fix fstab, reset passwords, repair the file system and copy data off a server that will not boot.
Reinstall the operating system on a Virtualizor VPS
Reinstall your VPS with a new OS template such as AlmaLinux, Ubuntu, Debian or Windows in Virtualizor, set the root password, and know what to back up first.
Secure your Virtualizor account with 2FA and SSH keys
Change your Virtualizor panel password, enable two-factor authentication, restrict login IPs, add SSH keys for OS installs and review the panel's login and task logs.
Sell VPS automatically with the WHMCS Virtualizor module
Connect WHMCS to Virtualizor with an API key, create VPS products linked to Virtualizor plans, add OS and location options and let clients manage their VPS from WHMCS.
Set up a WireGuard VPN server on a Linux VPS
Install WireGuard on an Ubuntu or Debian VPS, create server and client keys, enable forwarding and NAT, and connect from Windows, macOS or a phone.
Set up IPv6 on a Linux VPS and test it
Add the IPv6 address and gateway from your provider with Netplan or nmcli, open the firewall, publish AAAA records and confirm IPv6 works end to end.
Set up the VirtFusion WHMCS module: provisioning, options and SSO
Connect WHMCS to VirtFusion with an API token, install the provisioning module, create VPS products tied to VirtFusion packages, add configurable options and enable SSO.
Speed test a server: bandwidth vs throughput with iperf3 and curl
Why a 1 Gbps port rarely shows 1 Gbps in a download, and how to measure real throughput to and from your VPS with iperf3, curl and speedtest tools.
Start, stop, restart and power off a VPS in Virtualizor
Understand the difference between Stop, Restart and Power Off in Virtualizor, when to use each, and what to do when a VPS will not start or is stuck.
Tune MySQL and MariaDB memory settings for a small VPS
Set innodb_buffer_pool_size, max_connections and other my.cnf values so MySQL or MariaDB fits the RAM on your Linux VPS and stops swapping.
Ubuntu vs Debian for a VPS: which should you choose?
Compare Ubuntu and Debian for your VPS: release cycles, support length, package freshness, stability, control panel support and which fits your project.
Update or switch Node.js versions safely (nvm, NodeSource, cPanel)
Upgrade Node.js to a newer LTS version on a VPS with nvm or NodeSource, or change it in cPanel Setup Node.js App, then rebuild dependencies and restart apps.
Upgrade Ubuntu to a new LTS release on your VPS
Safely upgrade an Ubuntu VPS to the next LTS release with do-release-upgrade: back up, patch fully, run the upgrade in a safe session and verify afterwards.
View and configure VPS IP addresses (IPv4 and IPv6) in Virtualizor
Find your VPS IPv4 and IPv6 addresses, gateway and netmask in Virtualizor, add an extra IP inside Linux, enable IPv6 and fix networking after changes.
Virtualizor VPS control panel: log in and find your way around
Log in to the Virtualizor end-user panel, understand the VPS dashboard, power buttons, resource graphs and settings, and know which tasks you can do yourself.
VPS has no network or internet? Troubleshooting on Virtualizor
Diagnose a Virtualizor VPS that is online but unreachable: check status and IPs in the panel, test from VNC, fix interface, gateway, DNS and firewall problems.
VPS vs cloud hosting: what the terms really mean
Cloud server, VPS, cloud VPS: the terms overlap. Learn what each one usually means, how fixed plans differ from usage billing, and what to compare when choosing.
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- Control panelscPanel & WHM, Plesk, DirectAdmin and other panels on your VPS.106 guides
- SecurityKeys, passwords, firewalls and keeping a server patched.115 guides
- Networking & DNSIP addresses, reverse DNS, ports and traffic.34 guides
- Websites & appsWeb servers, WordPress, PHP, Node.js, SSL and app hosting.52 guides
- DatabasesMySQL, MariaDB, PostgreSQL, Redis and MongoDB on a VPS.64 guides
- Billing & accountInvoices, renewals, the client area and your account.9 guides
- TroubleshootingWhen something is not working: checks and fixes.68 guides
- Linux VPSSSH, packages, services and everyday Linux administration.70 guides
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