Apply the following CPL (Content Policy Language) script via either the proxy local file (Configuration > Policy > Policy Files) or a proxy VPM (Visual Policy Manager) CPL layer:
Example A
;######################################################################################## <Proxy> client.address=10.2.3.0/24 url.address=!10.2.3.0/24 action.bluecoat(yes) Allow action.ControlRequestHeader1(yes) define action bluecoat delete(request.header.X-BlueCoat-Via) end action bluecoat define action ControlRequestHeader1 delete(request.header.X-Forwarded-For) end action ControlRequestHeader1 ;########################################################################################
Example B
;######################################################################################## <Proxy> condition=Client_Subnets condition=!Internal_Destinations action.Delete_XForwarded_XVia_Headers(yes) ALLOW define condition Client_Subnets client.address=10.1.1.0/24 client.address=10.2.2.0/24 client.address=10.3.3.0/24 end define condition Internal_Destinations url.address=10.4.4.0/24 url.address=10.5.5.0/24 url.address=10.6.6.0/24 end define action Delete_XForwarded_XVia_Headers delete(request.header.X-BlueCoat-Via) delete(request.header.X-Forwarded-For) end action Delete_XForwarded_XVia_Headers ;########################################################################################
Note(s)