This module match TCP segments. It has the following fields :
| Field name | Field type | Description |
|---|---|---|
| sport | uint16 | Source port |
| dport | uint16 | Destination port |
| flags | uint8 | TCP flags (URG, ACK, PSH, RST, SYN, FIN) |
| seq | uint32 | Sequence number |
| ack | uint32 | Acknowledgment number |
| win | uint16 | Window |