Posts with the tag firewall

Install pfSense in KVM on Ubuntu 10.10

The blog post describes how to install the firewall distribution pfSense based on FreeBSD in a kernel based virtual machine (KVM) on Ubuntu 10.10.

Specialities: you either need two NICs or a single one with VLANs as pfSense requires you to define at least one WAN and one LAN interface.

First, get...

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Set up IPtables Firewall

https://help.ubuntu.com/community/IptablesHowTo

set up your rules:

1.As 1st rule (INPUT 1) allow all traffic on loopback adapter lo (so your programs on localhost can communicate if all other traffic is blocked later)

sudo iptables -I INPUT 1 -i lo -j ACCEPT

2.Allow incoming traffic on port 80:

sudo iptables -A...

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