User Datagram Protocol

For information about User Datagram Protocol (UDP) headers, see the following table.

For the UDP specification, see RFC768 available at http://⁠www.rfc-editor.org.

Table 1. UDP Datagram
bits 0–7 bits 8–15 bits 16–23 bits 24–31

Source Port Number

(16 bits)

Destination Port Number

(16 bits)

User Datagram Length

(16 bits)

Checksum

(16 bits)

( data . . . )