This section describes how to use communication styles that don’t use
these styles, you group data into packets and each packet is an
independent communication. You specify the destination for each
Datagram packets are like letters: you send each one independently with its own destination address, and they may arrive in the wrong order or not at all.
accept functions are not allowed for
sockets using connectionless communication styles.
|• Sending Datagrams||Sending packets on a datagram socket.|
|• Receiving Datagrams||Receiving packets on a datagram socket.|
|• Datagram Example||An example program: packets sent over a datagram socket in the local namespace.|
|• Example Receiver||Another program, that receives those packets.|