Alert actions
Alert actions are executed whenever task raises alert, or notifies of recovery. It’s advisable to use Global default alerts, because you’ll specify alert actions only once, and only change textual details in specific tasks if needed.
Send email
Sends email. It’s advisable to use {email_to} macro, which takes value from global configuration.
Write to Event log
Writes to Windows event log.
Invoke EXE
Invokes executable program.
Web request
Sends HTTP request to web server.
Global default actions
Leaves out how alert should be handled to globally defined alert action. When this action is used, you should specify which subject and details are passed to global actions. Global actions use these values as {subject} and {details} macros.