老外写的串口经典，功能强大；其中发送至串口中存在二进制发送和字符发送两种mode，作者只考虑一种，已补全...

GPRS中的隧道技术详细讲解，对于PS域中的GPRS，GTP-C,GTP-U很有参考价值-GPRS Tunneling technology elaborate PS domain for the GPRS, GTP-C, GTP-U is the reference value

这个是用于手机数据线串口测试程序的，配合我前面传的那套Phoneaction软件-this is the phone for serial data line testing procedure, tie-front software showing Phoneaction

OPNET仿真实例，有助于初学者的快速学习。-OPNET simulations help beginners learn fast.

一个检测RAS的例子-example of detecting ras

利用调制解调器AT命令进行拨号的VC源码-using AT modem command dial VC FOSS

snmp到CORBA通知服务网关，可以将SNMP的TRAP消息转化为CORBA的通知事件。-snmp to CORBA notification service gateway can be SNMP TRAP news into the CORBA notification events.

ALOHA协议在MATLAB上面的仿真代码,分别得到ALOHA和slotted Aloha协议的信道利用率

用C及ftp实现软件自动升级。通过在服务器端建立FTP服务,实现远程主机的文件更新. 软件启动过程连接服务器,获得软件文件更新列表(此步省略),进行本地文件更新 启动过程进行系统调用执行批处理文件ftpget.bat,调用方式system( "e:ftpget.bat" ) 文件ftpget.bat负责连接服务器下载所需文件,并完成文件的更新-C ftp software and automatic upgrades. Through the establishment of FTP server, remote mainframe file updates. Software startup process server connectivity, access to software updates list (this step is optional), a local paper started the process of updating system calls for the implementation of batch file ftpget.bat, call mode system ( "e : ftpget.bat") documents ftpget.bat for connecting servers to download the necessary documents, and complete the document update

CryptoPhone sources for Windows Mobile

一个十分好的IEC870-5-101培训教材-A very good IEC870-5-101 training materials