How to make an internet server as firewall using ubuntu 11.10

Posted by Sumant on Ask Ubuntu See other posts from Ask Ubuntu or by Sumant
Published on 2012-03-09T07:13:05Z Indexed on 2012/09/17 9:51 UTC
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Filed under:

11.10

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networking

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firewall

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dhcp

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routing

i have one static broadband connection which is coming to my Ubuntu server with 2 lan cards, there are 10 more PC's to which i need to provide internet connection through Ubuntu server as well as i have to block social networking websites access during office hours. Now i am getting confuse with the way i should follow

i should go for sharing internet connection & firewall building or
should configure DHCP server,router & firewall.

which will be easiest setup and what i should do for that.

coz its first time i will be doing.

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