Hardware
OPNsense Hardware Requirements: CPU, RAM & Storage
See the official OPNsense CPU, RAM and storage tiers, then size for gigabit routing, Suricata, VPNs, state ta…
OPNsense Router: hardware sizing, VPN protocol choice and WireGuard troubleshooting
Open Source Firewall Routing, Suricata Intrusion Defense & WireGuard VPN Architecture
OPNsense Router
Independent · 2026
Independent · 2026
Featured Networking
OPNsense WireGuard Site to Site Tunnel: Routing Setup
Connect two OPNsense networks with WireGuard, preserve IoT isolation, configure Allowed IPs and firewall rules, and troubleshoot CGNAT
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VPN
WireGuard vs OpenVPN vs IPsec on OPNsense
Compare WireGuard, OpenVPN and IPsec on OPNsense by cryptography, roaming, CPU cost and interoperability, and…
Troubleshooting
OPNsense WireGuard Not Connecting: 10 Checks
Troubleshoot OPNsense WireGuard in 10 checks: fix missing handshakes, firewall and NAT rules, allowed address…