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RAHUL DHOLE
RAHUL DHOLE

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pfSense basic firewall setup

#pfsense #firewall #router #security

pfSense Firewall

Important Firewall rules are applied in top-to-bottom order

Create Alias

Add an alias to list all the private IP addresses as per RFC1918
pfsense > firewall > Alias > IP > Add > Network

# RFC1918 10.0.0.0/8 172.16.0.0/12 192.168.0.0/16
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Create Rule

pfsense > firewall > Rules > Add

# Rule1 [All VLANs] # to access internet and block all LAN addresses Action: Pass Protocol: Any Source: Any Destination: Ignore Alias RFC1918 Save!
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# Rule2 [ExperimentalLAN] # to access ExperimentalLAN from any LAN Action: Pass Protocol: Any Source: Any Destination: ExperimentalLAN Save!
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