ASAI and Domain Control
Protocol Error (NAK) Cause
The ECS issues the following cause for a protocol processing error:
■Protocol error (CS0/111)
The Q.932 protocol has been violated or the capability invoked is not consistent with this association. For example, invoking a Third Party Domain Control Request over a Call Control association is inconsistent.
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 capability may not be used to drop a party in the alerting or held state from a
On a Domain Control association, only the
If a call has User to User Information (UUI) that came from an ISDN DISCONNECT message or in a Third Party Drop Request stored with it, and a party drops from the call and a Drop Event Report is sent, then the UUI is included in the report. The UUI passed in this request is only reported with other Drop Event Reports for the same call.