Sometimes you need to use many different Proxy Auto Configuration files with a web browser, usually when testing or trying out new installation of the proxy servers.
Collection of useful, relevant or inane places on the the Internets for 18th Sep:
Introduction In the Blue Coat forums I often see people ask questions about SOCKS that show they haven’t taken the time to learn what it is. This is a fast introduction to what SOCKS is.
If you have noticed that your Blue Coat ProxySG inserts a HTTP header in every transaction, you might want to delete this to reduce information leakage to public networks
A very simple tool in your Proxy SG to check that you can access resources. It only works for HTTP but it provides a good check. I use this a lot in networks where ICMP has been disabled for security.