BACnet Datalinks
| Datalink | Physical Medium | Description | Status |
|---|---|---|---|
| BACnet MS/TP | RS-485 | Master Slave / Token Passing | Active |
| BACnet/IP | TCP/IP over Ethernet | Active | |
| PTP | RS-232 | Peer-to-Peer | |
| Ethernet | Ethernet | Note - "Ethernet", not IP | Active |
| AB | IP | BACnet Secure Connect / BACnet/SC | |
| 8 | ARCNET | ARCNET (ATA 878.1) | |
| 10 | RS-232 | PTP (Peer-to-Peer) | |
| 11 | Lon | LonTalk (ISO/IEC 14908.1) | |
| U | IPv6 | BACnet/IPv6 | |
| O | Zigbee | ZigBee |