The Nortel Ethernet Routing Switch 1600 is a fixed-port, hardware-based Layer 3 Routing Switch that provides resiliency, performance and security to both the wiring closet and network core.是什么意思_The Nortel Ethernet Routing Switch 1600 is a fixed-port, hardware-based Layer 3 Routing Switch that provides resiliency, performance and security to both the wiring closet and network core.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句