User's Manual
Table Of Contents
20
3.2.1 Ethernet Header
The source IP is 192.168.1.201 by default. The destination IP address is 0xFF FF FF FF and in broadcast form.
GPS 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, represents 10000)
Destination port (0x277E, represents 10110)
UDP Length
2
0x208, representing 520 bytes (8 bytes more than the size of the GPS UDP Data, shown in Figure 3.1)
UDP Checksum
2
-
Figure 3.3 GPS Ethernet Header – Internet Protocol