Hesai QT128C2X, User Manual

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3.1 Point Cloud Data Packet
3.1.1 Ethernet Header
Each lidar has a unique MAC address. The source IP is 192.168.1.201 by default, and the destination IP is 255.255.255.255 (broadcast).
Point Cloud Ethernet Header: 42 bytes
Field Bytes Description
Ethernet II MAC 12 Destination: broadcast (0xFF: 0xFF: 0xFF: 0xFF: 0xFF: 0xFF)
Source: (xx:xx:xx:xx:xx:xx)
Ethernet Data Packet Type 2 0x08, 0x00
Internet Protocol 20 Shown in the figure below
UDP Port Number 4 UDP source port (0x2710, representing 10000)
Destination port (0x0940, representing 2368)
UDP Length 2 8 bytes more than the size of the Point Cloud UDP Data
UDP Checksum 2 -
Figure 3.2 Point Cloud Ethernet Header - Internet Protocol