支持XMODEM,YMODEM,FAX协议的串口通信软件包的下一个：基于TAPI应用的通信应用-support XMODEM, YMODEM, FAX agreement serial communications under one package : TAPI applications based communications applications

基于GSM模块的传真业务实现。利用Mscomm控件，实现串口通信。-GSM module based fax services to achieve. Use Mscomm control, Serial communication.