Thank you very much for the reply. As you advised below please tell me more. Option-1: (ACL): ---------------- >You can make ACL setup to allow only user with their >corresponding IP-Address with http_access rule. It >will take two acl + 1 http_access per user. Can you please tell me how to define above type of ACL user+ip and Http_Access permission for the squid.conf file. Option-2: (external_acl_type): ------------------------------ Can you please provide me the names of softwares which are doing this task in squid. Regards, Iqbal __________________________________ Yahoo! Messenger Show us what our next emoticon should look like. Join the fun. http://www.advision.webevents.yahoo.com/emoticontest