JRTP可用于组播也可用于单播，JRTP主页上有一个关于组播的客户端和服务器的例子，还有一个单播的客户端和服务器在同一个程序的例子，本人一直想做一个单播的客户端和服务器分开的例子，在想了一两天后终于想通，做完后发上来，秉承本人一贯风格，注释详尽、附上测试结果，倒不是什么难的东西，只是牛人都不愿做这样的东西，但还是对初学者非常有用，希望得此帮助的给个好评，只此一家，别无分店。-JRTP can be used for multicast can also be used for unicast, JRTP have a home page on the multicast client and server example, there is a unicast client and server program in the same example, I have always wanted to do a single broadcast of the separate client and server example, thinking about it for a finally realized after 12 days, after finishing up, and to inherit has been my style, notes in detail, together with test results, it is not a difficult thing, but cattle were are unwilling to do this kind of thing, but still very useful for beginners, I hope to have the help of praise, only this one, there is no branch.