两台机器间Modem文件传输,分客户端和服务器端.方便使用.包括文件,报表,消息通讯-between two machines Modem file transfer, sub-client and server-side. Ease of use. Including documents, statements, news communications

关于GSM手机短消息协议，里面消息介绍了两种模式下的at命令。-GSM mobile phone short message on the agreement, which introduced the news of the two modes at the command.