After binding to an ISUP user SAP, the application receives a status indication indicating the MTP redundancy or run state on the board. The event type associated with status indication (EVTSITSTAIND) indicates one of the following states:
State |
Description |
MTPSTANDALONE |
Application is in a non-redundant configuration. Normal operation can begin. |
MTPPRIMARY |
The run state of MTP is primary on this board in a redundant board pair. Normal operation is allowed as long as the board remains primary. |
MTPBACKUP |
The run state of MTP is backup on this board in a redundant board pair, monitoring the status of the primary board. No active traffic passes through this SAP until the board becomes the primary member of the pair. |