User ManualTable of ContentsAbout This Guide9Conventions9Overview of this User’s Guide9Introduction11Fast Ethernet Technology11Gigabit Ethernet Technology11Switching Technology12DES-1218/DES-1226 10/100/1000 Mbps Switch12General Description of Switch12Performance features13Ports14Optional Gigabit Extension Modules141000BASE-SX (SC) Module (DES-122G)141000BASE-LX (SC) Module (DES-122GL)14GBIC Gigabit Ethernet Module (DES-122GB)141000BASE-T Module (DES-122T)141000BASE-SX (MT-RJ) Module (DES-122GM )*15Unpacking and Setup16Unpacking16Setup16Desktop or Shelf Installation17Rack Installation17Power on18Power Failure18Identifying External Components19Front Panel19Rear Panel20Side Panels21LED Indicators21Connecting The Switch22Switch to End Node22Switch to Hub or Switch23Connecting to Network Backbone or Server24Switch Management25Local Console Management25Console port (RS-232 DCE)25User Interface26Software Features27Port Speed - 10/100 Mbps UTP27Port Speed – Gigabit Ethernet Ports27Flow Control27Port Trunk Groups27Port Monitor27Priority Queues28VLAN Group29Management Concepts30Port Trunk Groups30IEEE 802.1p Priority31VLANs31Port-based VLANs32VLAN Segmentation32VLAN and Trunk Groups32Technical Specifications33Cables and Connectors35Cable Lengths37Size: 1.04 MBPages: 42Language: EnglishOpen manual