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'''There are some important point to note regarding iptables from the above diagram:'''
:* In this diagram there There are <u>two sets </u> of IPtables rules that apply: '''OUTPUT/INPUT on the client ''' and INPUT/OUTPUT on the server.<br>It is important to think about from the perspective from the client as well as the server.
* Outbound traffic (Firefox connecting to the web server) is rarely blocked unless there is a business policy to prevent some kind of traffic, and even then it's usually done on a router (that's a topic for later).
* Inbound traffic is of two distinct types, in our diagram we have both: