Alerts
DCC Alerts & Device Alerts
Two families of alert are delivered over the DCC User Gateway. DCC Alerts are raised by DCC Data Systems; Device Alerts originate from the devices themselves and are catalogued by GBCS event/alert code. Select a catalogue to browse trigger conditions, payload structures, and DUIS delivery wrappers.
DCC Alerts
Generated by DCC Data Systems in response to device or infrastructure events. 66 codes: AD1, N1–N65 excluding N32, and N999. Delivered via DCCAlertMessage.
Device Alerts — GBCS Event & Alert Codes
Full schedule of 345 event and alert codes from SEC Schedule 8 16.2 — mandatory status, WAN/HAN delivery, criticality, device type applicability, and pre-installation configurability. Codes with additional structured payload also carry their DUIS Annex 15 section 15.4 field definitions. Delivered via DeviceAlertMessage.