socat udp-listen使用

socat udp-listen is a command used to set up a UDP socket that listens for incoming data on a specified port. This command can be used in a variety of ways, such as to create a simple network server or to test network connectivity. To use socat udp-listen, you need to specify the port number that you want to listen on, as well as any optional settings that you want to use. Here is an example command:

`socat udp-listen:1234`

This command sets up a UDP socket that listens for incoming data on port 1234. You can replace "1234" with any other port number that you wish to use. You can also add additional options to the command, such as specifying the maximum number of connections or the maximum size of incoming data packets. For more information on using socat udp-listen, consult the socat documentation.