PRTG - Free Network Monitor is a network monitoring solution that ensures network components' availability while also measuring traffic and usage.

Businesses increasingly rely on their networks to move data, provide communication, and enable basic operations. Performance loss or system outages can seriously impact the bottom line of your business. Continuous network and server monitoring will enable you to find problems and resolve them before they become a serious threat to your business:

PRTG - Free Network Monitor Features and Benefits:

Avoid bandwidth and server performance bottlenecks

Deliver better quality of service to your users by being proactive

Reduce costs by buying bandwidth and hardware based on actual load

Increase profits by avoiding losses caused by undetected system failures

Find peace of mind: As long as you do not hear from PRTG - Free Network Monitor via email, SMS, pager, etc., you know everything is running fine, and you have more time to take care of other important business

Similar:

How to Use the Windows 10 Network Packet Sniffer

How to Create a WLAN Report in Windows

Version History for PRTG - Free Network Monitor:
https://www.paessler.com/prtg/history/stable

Limitations:
After 30 days, PRTG will revert to a 100 sensor maximum freeware edition. Pricing starts at $1,600.