Posted in Network Security on September 30, 2007 | 4 Comments »
Creating and installing firewall scripts
I assume that you’ve already familiar with runlevels process. If you still don’t know about runlevels, you can go my tutorial about ‘Runlevels in Ubuntu‘ first.
If you are ready then let’s start a practice with creating our iptables script.
There 4 steps for you [...]
Posted in How To on September 30, 2007 | No Comments »
If you have a script and you it run automatically during loading process then you have to know to runlevels process in Ubuntu. At first time you learn about runlevels, you may find yourself in a bit hard time to figure out how it work. There are [...]
Posted in Network Security on September 30, 2007 | No Comments »
Masquerading (Many to One NAT)
NAT = Network Address Translation
Mean that all traffics from your networks behind the firewall will be appear on the internet as if as it is only originated form a single ip address.
The masquerade IP address always defaults to the IP address of the [...]
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