Home Network & IoT
OPNsense / pfSense
Full-featured open-source firewalls/routers for serious home labs.
Authorized testing only. Practice on systems you own, isolated labs, or targets with written permission. Unauthorized access is illegal.
When
Replacing consumer routers to get VLANs, IDS, VPN, and proper logs.
How
Install on spare PC/protectli; configure WAN/LAN; add IoT VLAN; enable Suricata optionally.
Why
Segmentation and visibility transform home security.
Commands & usage
# Install from official images; configure via web UI
# Typical: WAN DHCP from modem, LAN 10.10.10.0/24, IoT VLAN 20
Commands are educational examples. Adapt hosts, paths, and rates to your authorized scope.
Tags
Related in Home Network & IoT
Zenmap
Official Nmap GUI for visual topology and profile-based scanning.
Fing
Consumer-friendly network scanner for device inventory and internet checks.
Advanced IP Scanner
Fast Windows LAN scanner with remote RDP/HTTP shortcuts for found hosts.
nbtscan
Scans for NetBIOS name information on Windows/Samba hosts.
avahi-browse / dns-sd (mDNS)
Discovers mDNS/Bonjour services (Chromecast, printers, HomeKit, NAS).
ss / netstat / lsof
Show listening ports and connections on your own machines.