Setup DNS, DHCP and Content Filtering using DNSMASQ and HAVP in Ubuntu.

The idea here is to setup DNSMASQ and HAVP to provide DNS, DHCP and content filtering in a Windows 7/Vista/XP client environment on Ubuntu Server Edition. DNSMASQ is a light package which will provide DNS caching and DHCP to a network (amongst other things). HAVP is a proxy server which uses a third party virus scanner (usually ClamAV)┬áto scan internet content for viruses. This assumes that you already have Ubuntu Server Edition installed on a suitable machine and have a working internet connection. In the settings “192.168.1.254” refers to this machine which is acting as a router/firewall, you could equally set it to the ip of another router on the network. “192.168.1.253” refers to the ip of a Windows server. First off install DNSMASQ:-

apt-get install dnsmasq

Edit “/etc/dnsmasq.conf”:-

nano -w /etc/dnsmasq.conf

We now need to set the relevant options:-

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