Asset Scanning not working due Timeout in agent communication.

Asset Scanning not working due Timeout in agent communication.

Currently I facing issue which it's for most devices 
Error : Timeout in agent communication.
Currently the number of license for users are 1000 and 926 are failed during last scan which I check some round devices with exact device I found most of them face same issue and when I compare it with working one then I found it using same configuration

in attachments will find support file that I got from system

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