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Your monitoring isn't a stack. It's a pile. Fix that.
Errors, performance, logs, uptime. One install, one invoice, one UI.
Replace Datadog, New Relic, and Sentry without adding three more dashboards.
We are developing a set of Delphi components to communicate with a ModBus PLC over TCP/IP. The library provides components to implement both a ModBus master and a Modbus slave, and is based on the Indy component set (both Indy 9 and 10 are supported)
De source code of the project has been moved to GitHub!
...It not only can be used to ping a site's availability, but can also be used to ping a downed site to determine when it is available. Report listing can be by Error, Ping OK, or All information. Information is written to the window at the bottom of the interface and to a log file. Alarms can be set to sound upon site ping OK or after a number of ping errors overall or after a number of sequential ping errors.
Major Pinger can now ping a port (= open/close a port) to determine if a port is currently available.