Which two series of routers can integrate security services， enable wireless networking， and simplify network management？ （）
- A、 Cisco 830 Series routers
- B、 Cisco 850 Series routers
- C、 Cisco 1700 Series Modular Access Routers
- D、 Cisco 3800 Series Integrated Services Routers
正确答案:B,D
答案解析:有
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