Available Global Traffic Management alerts

You can set the following Global Traffic Management alerts at the domain or property level.
Global Traffic Management alerts
Alert Description
All Customer Servers for a Property Down Triggers when all of the servers configured to serve a particular property are found to be down. This may mean a denial of service for that property.
Customer Data Center Down Triggers when GTM decides not to send any traffic to the data center because the servers in the data center do not meet its liveness criteria.

See Determining Server Liveness for more information on liveness criteria.

Customer Server IP in Multiple Regions Indicates that a customer IP is configured as existing in more than one region, or data center.
Customer Server Removed from Rotation Triggers when GTM decides that a server does not meet its liveness criteria, and has therefore removed it from rotation.
Load Object File Invalid or Cannot be Fetched Notifies you when one of the data center load object files for a particular domain cannot be fetched, usually because it cannot be found, it is in an invalid format, or it is missing required information. The alert only applies to load feedback domains.
Load Object File Is Stale Notifies you when one of the data center load object files for a particular domain has not been refreshed for a certain amount of time. The alert only applies to load feedback domains.