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OPS335 Firewall Lab

1 byte removed, 21:49, 30 August 2011

→‎Basic IP Tables

===Building a Simple Firewall===

*#Login as joker to your Fedora 13 PC.

NOTE: It's not necessary to use a VM for this lab. Just use your original Fedora system created in lab #0.

*#Open a terminal window and "su -" to root.*#Disable your current firewall. **i.e. flush all rules in all chains in all tables.*#Now build a custom firewall by performing the following steps:

Add appropriate rule(s) to allow all traffic to/from the loopback 'lo' interface.

Paul.W

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