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A network switch is a computer networking device that links network segments or network devices. The term commonly refers to a multi-port network bridge that processes and routes data at the data link layer (layer 2) of the OSI model. Switches that additionally process data at the network layer (layer 3) and above are often called layer-3 switches or multilayer switches. A network switch is made up of network switch components.

Cisco CWDM 1590-nm SFP; Gigabit Ethernet and 1 and 2 Gb Fibre Channel, 红色, 2 Gbit/秒, Gigabit Ethernet, 1000Base-X, IEEE 802.3z, FC-PI 10.0, 0 - 50 °C

Cisco CWDM 1590-nm SFP; Gigabit Ethernet and 1 and 2 Gb Fibre Channel. 产品色彩: 红色. 数据传输率: 2 Gbit/秒, 数据链路协议: Gigabit Ethernet, 布线技术: 1000Base-X. 输入输出端口: SFP

CWDM 1590-nm SFP; Gigabit Ethernet and 1 and 2 Gb Fibre Channel

Cisco CWDM 1590-nm SFP; Gigabit Ethernet and 1 and 2 Gb Fibre Channel 网络开关元件