1·In the P2P network, each participation pitch point not only is the server also is the client, not only is the information Provider also is the information consumer.
在P 2 P网络中，每个参与的节点既是服务器又是客户端，既是信息的提供者又是信息的消费者。
2·P2P (Peer To Peer) means each pitch point in the distributional system is logically coordinated.