Event Notification Capabilities
Event Notification Cancel
This capability enables the adjunct to cancel any notification request (for all calls) for a given domain only for the association that received the request.
Information Flow
ECS always accepts the request. If the request is not understood by ECS or is received over a
Event Notification Cancel Parameters
None for this capability.
ACK (Positive Acknowledgement) Parameters
No parameters are contained in the acknowledgement for this capability.
Denial (NAK) Cause
ECS issues the following reason as the cause for not executing the request.
■Invalid association (CS0/81) The association does not exist.
Protocol Error (NAK) Cause
ECS issues the following cause for generating a protocol processing error:
■Protocol error (CS0/111)
The Q.932 protocol has been violated.
NOTE:
For more information regarding protocol errors and a complete list of reason codes (cause values), see the DEFINITY Enterprise Communications Server CallVisor ASAI Protocol Reference,
Considerations
The cancel notification takes effect immediately. Event reports to the adjunct for calls in progress cease over this particular association.