Transcription of BACnet/IP in Detail - kargs.net
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BACnet/IP in Detail BACnet/IP Overview Essential Packet Types Foreign Device Registration bacnet Broadcast Management Device NAT and IPv6 BACnet/IP Overview UDP/IP on port 47808 (0xBAC0) NDPU, APDU same as others MAC address is IP Address, Port Number Unicast, Broadcast bacnet Ethernet, BACnet/IP Share Wire BACnet/IP Packet0x81 BVLC TypeBVLC FunctionLength (inclusive)Optional BVLC dataOptional NPDUO ptional APDU2 octets, most significant octet first, includes BVLC Type and octetVaries depending on the BVLC Function1 octet Essential Packet Types Original-Unicast-NPDU (0x0A) Original-Broadcast-NPDU (0x0B) Forwarded-NPDU (0x04) Original-Unicast-NPDU0x81 BVLC TypeBVLC FunctionLength (inclusive)NPDUAPDU2 octets, most significant octet first, includes BVLC Type and octet1 octetVariable Length0x0A Original-Broadcast-NPDU0x81 BVLC TypeBVLC FunctionLength (inclusive)NPDUAPDU2 octets, most significant octet first, includes BVLC Type and octet1 octetVariable Length0x0B Forwarded-NPDU0x81 BVLC TypeBVLC FunctionLength (inclusive)NPDUAPDU2 octets, most significant octet first, includes BVLC Type and octet1 octetVariable Length0x04 BACnet/IP Address of Originating Device4 octetsIP Port Number of Originating Device2 octets (port number may vary)0xBA0xC0 Broadcast ManagementIP Subnet 1IP Subnet 2 LAN SegmentBACnet DeviceInternet RouterBBMDI nternet Foreign Device R
BACnet/IP in Detail BACnet/IP Overview Essential Packet Types Foreign Device Registration BACnet Broadcast Management Device NAT and IPv6
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