Hi Ram,
Found these which should be of useful information:
https://support.symantec.com/en_US/article.DOC9811.html
https://support.symantec.com/en_US/article.TECH242911.html
https://support.symantec.com/en_US/article.TECH240878.html
https://support.symantec.com/en_US/article.TECH242904.html
https://dl.advanxer.com/stuff/Networking/Blue%20Coat%20ProxySG.pdf
Thanks!