How To
Add DNS Reverse Lookup Zone in Windows Server 2025
Reverse DNS (rDNS) maps an IP address back to a hostname – the opposite of a standard forward…
Category
Networking
Windows
Install and Configure DNS Server in Windows Server 2025
DNS (Domain Name System) is the backbone of name resolution in Windows networks. The DNS Server role in…
How To
Install and Configure Squid Proxy on RHEL 10 / Rocky Linux 10
Squid is an open-source caching and forwarding HTTP/HTTPS proxy server used in corporate networks, ISPs, and data centers…
Cloud
Create Private Networks in OpenStack using Terraform
OpenStack private networks enable instances to be reached safely without being exposed to the public internet. Private networks…
How To
Install Pritunl VPN Server on Ubuntu 24.04 / 22.04
Pritunl is an open-source VPN server that gives you a clean web interface for managing OpenVPN and WireGuard…
AlmaLinux
Setup Mail Server with PostfixAdmin on Rocky Linux 10 / AlmaLinux 10
PostfixAdmin is a web-based management interface for Postfix mail servers. It lets you manage virtual domains, mailboxes, aliases,…
How To
Install PowerDNS on Rocky Linux 10 / AlmaLinux 10 with PowerDNS-Admin
PowerDNS is an open-source authoritative DNS server that serves as a high-performance alternative to BIND. It supports multiple…
Debian
Configure BIND DNS Server on Debian 13 / Debian 12 – Primary and Secondary
BIND (Berkeley Internet Name Domain) is the most widely deployed DNS server software on the internet. It handles…
How To
Install Portmaster Application Firewall on Linux
Portmaster is a free, open-source application firewall for Linux and Windows that monitors all network connections, blocks trackers…
Linux Tutorials
Install FreeRADIUS and daloRADIUS on Ubuntu 26.04|24.04|22.04
FreeRADIUS is an open-source, high-performance RADIUS server that handles authentication, authorization, and accounting (AAA) for network access. It…
AlmaLinux
Install iRedMail on Rocky Linux 10 / AlmaLinux 10
iRedMail is a free, open-source mail server solution that bundles Postfix, Dovecot, SpamAssassin, ClamAV, Amavisd, Roundcube webmail, Fail2ban,…
AlmaLinux
Install StrongSwan IPsec VPN on Rocky Linux 10 / AlmaLinux 10
StrongSwan is an open-source IPsec-based VPN solution that supports IKEv1 and IKEv2 key exchange protocols. It creates encrypted…