Alarms and KPIs Alarms and Events SS7/Sigtran (19200-19299) 19207 - TFR Received 3.5.8 19207 - TFR Received Alarm Group: SS7 Description: TFR message received by M3RL layer; an adjacent point code has reported an available route to the RSP/Destination has a restriction/limitation. Severity: Info Instance: N/A HA Score: Normal Auto Clear Seconds: 30 OID: awpss7M3rlTfrReceivedNotify Recovery: Monitor the RSP/Destination status from SS7/Sigtran, and then Maintenance, and then Remote Signaling Points. Follow local procedures to determine the reason why the PC was prohibited.