User requests are connecting directly to the origin content server (OCS) instead of the ProxySG appliance, even though you have specified in the Proxy Auto-Configuration (PAC) file that these requests should be sent to the appliance. You can verify that requests are connecting directly by using a network monitoring utility such as TCPView.exe to determine where the browser is redirecting.
Explicit proxy deployment
This problem has more than one possible solution:
If the PAC file specifies that requests go direct if the ProxySG appliance cannot be reached, verify that the appliance in question is reachable.
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