YachtByte Official Resource
Source identity
- Source system recorded.
- Data value recorded: position, heading, AIS, depth, wind, speed, route, alert or other.
- Equipment make, model and location recorded.
- Source owner recorded.
- Authoritative or secondary status recorded.
- Known fallback source recorded where applicable.
Protocol and pathway
- Protocol recorded: NMEA 0183, NMEA 0183-HS, NMEA 2000, IEC 61162-450, vendor Ethernet or other.
- Port, backbone, network segment or switch path recorded.
- Baud rate or network configuration recorded where relevant.
- Gateway, converter, multiplexer or bridge device recorded.
- Data filtering or sentence/PGN selection recorded.
- Read-only, bidirectional or control-capable direction recorded.
Destination systems
- ECDIS destination checked where applicable.
- Radar destination checked where applicable.
- VDR destination checked where applicable.
- Conning or bridge display destination checked where applicable.
- Monitoring or owner-dashboard destination checked where applicable.
- AV, guest display or fleet portal destination confirmed read-only where applicable.
- Systems that must not receive the data recorded.
Test evidence
- Source value checked at source.
- Received value checked at each critical destination.
- Timestamp or data freshness checked.
- Independent source comparison completed where useful.
- Screenshot, photo, log or configuration export stored.
- Known limitations and untested conditions recorded.
Change and closeout
- Change reason recorded.
- Person or vendor making the change recorded.
- Backup of gateway or converter configuration confirmed where supported.
- Interface matrix or network diagram updated.
- Bridge team briefed on authoritative display and secondary displays.
- Captain or responsible officer acknowledgement recorded where needed.