6.3.3 UDP Client Operation

The following figure shows the flow for transferring data with a UDP client.

Figure 6-6. UDP Client Sequence Diagram
Note:
  1. The first send message must be performed with the sendto API with the destination address specified.
  2. If further messages are sent to the same address, the send API can also be used. For more details, refer to send.
  3. recv can be used instead of recvfrom.