Using alerts, you can send e-mail, pager, or Net Send alerts when errors occur or when performance conditions are reached. For example, you can configure an alert to send a message when a Log File Is Full error occurs or when the number of deadlocks per second is more than five. You can also execute a job on an alert event.
Default alerts are configured when you configure features such as replication. The names of alerts configured when you set up replication begin with Replication: and include the following:
Replication: Agent Success. An alert that tells you that the replication agent was successful.
Replication: Agent Failure. An alert that tells you that the replication agent failed.
Replication: Agent Retry ...