【摘要】 网络模拟器在课程教学中能实现组网、设备配置及验证的实验仿真。利用思科网络模拟器PacketTracer5.3的新特性,完成了对集团公司异地网络架构的仿真实验教学,涉及集团公司的总体网络架构、多种常用服务器访问(DNS、WWW、FTP、MAIL)、基于Callmanager服务的VOIP语音通信、远程用户基于PPPOE拨号的ADSL接入、基于RADIUS的EASY-VPN访问等,实验结果验证详实且模拟逼真。该实验教学案例具有很好的综合性和通用性,有助于提高学生的网络综合配置和集成能力。更多还原

【Abstract】 Network simulator can simulate building,configuration and verification of network in class experiment.Using new features in the Cisco network simulator Packet tracer5.3,this paper discusses the simulation experimental teaching of network infrastructure for group company in different places,which includes overall network infrastructure for group company,several common server accesses(DNS、WWW、FTP、MAIL),VOIP technology for voice communication based on Callmanager server,remote user access of ADSL based on PPPOE dial-up method,and EASY-VPN access configuration based on RADIUS,and gets detailed experimental results with realistic image.This teaching network case is very comprehensive and versatile,which can greatly improve the students’ ability in network configuration and integration.更多还原