| NetBIOS, NetBEUI, NBF, NBT, NBIPX, SMB, CIFS Networking: NetBIOS to CIFS | ||
|---|---|---|
| <<< Previous | NetBIOS protocols in IBM PC Network | Next >>> |
Details of packet structures for User Datagram Protocol in IBM PC Networks are given in the the section called Comparison of NetBIOS protocols in IBM PC Network
From "Inside NetBIOS":
User Datagram Protocol Packet:
Table 3. User Datagram Protocol Packet
| Field | Length | Description |
|---|---|---|
| Start | 1 | Start Deliminator value 0x7E |
| Destination | 6 | Destination Address |
| Source | 6 | Source Address |
| Length | 2 | Length of packet |
| value | 2 | value set to 0x5100 |
| value | 2 | value set to 0x0100 |
| value | 2 | value set to 0x0001 |
| value | 2 | value set to 0x1010 |
| value | 2 | value set to 0x0000 |
| Source Name | 16 | ASCII Source NetBIOS name |
| Dest Name | 16 | ASCII Destination NetBIOS name |
| Data | variable | data |
| Retransmit Count | 2 | Retransmition Count |
| Source Node Connection id | 2 | Source Node Connection id |
| Destination id | 6 | Destination id |
| Source id | 6 | Source id |
| Prev Node id | 6 | Previous Node id |
| CRC | 4 | Cyclic Redundancy Check |
| End of Frame | 1 | End of frame marker value of 0x7E |
| <<< Previous | Home | Next >>> |
| NetBIOS protocols in IBM PC Network | Up | NetBIOS Session Management Protocol in IBM PC Networks |