IE4520-54S-C-SEC:24个Combo端口(10/100/1000BASE-T电口或者100/1000BASE-X SFP端口),6个1G/10G SFP+端口,3个扩展槽位,双路冗余电源输入:AC220V/DC220V; LS5M1IEGP8:8个10/100/1000BASE-T电口; LS5M1IEGT4GP4:4个10/100/1000BASE-T电口,4个100/1000BASE-X SFP端口 LS5M1IEGT8:8个100/1000BASE-X S...