This is an operation. It has write-only semantics. GET operation will return the empty string. For SET operations, it configures alerts The format is a comma separated list of the following parameters. sensorClass, eventType, eventDirection, policyName For sensorclass: use the SensorClass eumeration For eventType: use the EventType enumeration For eventDirection: use the EventDirection enumeration For Policy Name: use the name of the policy; the Policy Name is case sensitive Note: setting this variable will overwrite the existing policy Example: if the External Temperature upper non-critical threshold is either asserted and deasserted, then execute the policy named multiple destinations the string would be 0,1,2,multiple destinations