... /100/1000/10000Mbps .238Mpps .have L2/L3/L4 switching ability D-Link DES-8503 Product typeRouting switchApplication levelFour layerTransmission rate10/100 ... .1p,ToS,DifferServMulticast managementIGMP,DVMRP,PIM-SM,PIM-DMNetwork managementCLI,WEB ,supportTelnet,v1,v2,v3 SNMP, support SysLog1,2,3,9four ...