Hi,
Ok i paste the logs :
DOWNLOAD.LOG :
Starting OCS Inventory NG Package Download and Setup Tool on Thursday, January 19, 2017 14:32:52.
DOWNLOAD => Running OCS Inventory NG Download Version 2.1.1.1
DOWNLOAD => Using OCS Inventory NG FrameWork Version 2.1.1.1
DOWNLOAD => Using network connection with Communication Server
DOWNLOAD => Using Communication Provider <OCS Inventory NG cURL Communication Provider> Version <2.1.1.1>
DOWNLOAD => Starting new period of 10 cycles
DOWNLOAD => Parsing directory <C:\ProgramData\OCS Inventory NG\Agent\download> for packages
DOWNLOAD => No package found, exiting
DOWNLOAD => Unloading communication provider
DOWNLOAD => Execution duration: 00:00:00.
OCSINVENTORY.LOG :
Starting OCS Inventory NG Agent on Wednesday, January 25, 2017 11:12:12.
AGENT => Running OCS Inventory NG Agent Version 2.1.1.1
AGENT => Using OCS Inventory NG FrameWork Version 2.1.1.1
AGENT => Loading plug-in(s)
AGENT => Using network connection with Communication Server
AGENT => Using Communication Provider <OCS Inventory NG cURL Communication Provider> Version <2.1.1.1>
AGENT => Sending Prolog
ERROR *** AGENT => Failed to send Prolog <Couldn't connect to server>
AGENT => Unloading communication provider
AGENT => Unloading plug-in(s)
AGENT => Execution duration: 00:00:00.
I choose only the last entry of each log, there is the same error in all tries.
Of course the client and the server can communicate (ping and i can access OCS from the client, even in https)
Regards