VPN (a virtual private network) – support IPsec and OpenVPN. Multi-WAN (wide area network) – use more than one internet connection. HA (High-availability) – failover to secondary if primary fail. NAT ( Network address translation) – port forwarding, reflection. Server load balancing – inbuilt LB to distribute the load between multiple backend servers. State table – by default all rules are stateful, multiple configurations available for state handling,. Firewall – IP/port filtering, limiting connections, layer two capable, scrubbing. On a high-level, some of the worth mentioning pfSense features are: I like their extensive documentation, well explained, and easy to follow. What you get in FREE is community edition. PfSense is available as a hardware device, virtual appliance, and downloadable binary (community edition). pfSense is one of the leading network firewalls with a commercial level of features. pfSenseĪn open-source security solution with a custom kernel based on FreeBSD OS. They are to protect infrastructure instead of code or application. 
The following free firewall is different than a web application firewall.
Data breach statistics show millions of data get stolen or lost every day.ĭo you use any firewall to protect your network infrastructure?Įarlier, I wrote about a cloud-managed firewall and received feedback to write about a FREE or open-source firewall.
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