Introduction - If you have any usage issues, please Google them yourself
Information, command display: add the host IP and name display list, to obtain the command options, get the information display list, add the group information, the group information, add the group activity display.
Interface Click: select the host to get the information, select the command to send, select the join group or exit, select the set of the machine group address.
User input: Enter the group IP address and port number to be added in the group information. Enter the group address and port number created by the machine in this unit information.
Prompt dialog box: When you click to join the group, the pop-up dialog box prompts to join the success; when you click to exit the group, the pop-up exit successfully; when not selected host or command click to send command button, pop-up prompts select host or command.