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Posts Tagged ‘DNS’

How DHCP/DNS Server Works in Web Proxy Autodiscovery Protocol (WPAD) for Today’s Browsers

In General Linux on 15 May 2013 with 1 comment 6112 views

Web Proxy Autodiscovery Protocol (WPAD) protocol draft expired in 1999, but today’s major browsers are still supporting it as will be shown later. Two types of DHCP server are tested to describe how WPAD behaves prior to/after starting up the internet browser. To be clear, uploaded packet captures are shared in CloudShark. DNS and domain [...]

Script to Override Current DNS with OpenDNS

In Ubuntu on 22 February 2009 with no comments 5 views

I added the following script (named use-opendns) which basically copies current DNS used to a backup file and then override it with another file already containing OpenDNS resolver. #! /bin/bash cp -f /etc/resolv.conf /etc/resolv.assigned.conf cp -f /etc/opendns.resolv.conf /etc/resolv.conf I put this in local bin and add a launcher to the panel as Application in Terminal [...]