网络设计售前培训03-05 模块化网络设计 Enterprise Network Model Example of the Enterprise Network Model Enterprise Campus Functional Enterprise Campus Infrastructure    Example of an Enterprise Campus Network Enterprise Edge Enterprise Edge Modules Example Enterprise Edge Implementation Service Provider Edge Example of the Service Provider Edge 此下载文件来自于 企业管理资源网 www.3722. (大量管理资料下载) 广域网设计 Common WAN Connection Types Dedicated Circuit Switched On-Demand Circuit Switched Packet-Switched Virtual Circuit Cell-Switched Virtual Circuit Broadband Access VPNs for Remote Connection Dedicated Circuit-Switched Connections On-Demand Circuit Switched ISDN Connections Packet-Switched Connections Cell-Switched Connections Broadband Access Typical WAN Protocols WAN Connection Speed Comparison Company Sites Cisco Remote Access Solutions VPNs for Remote Connection Virtual Private Networking VPN Tunnels and Encryption Remote-Access VPN Solutions Site-to-Site VPN Solutions ......