4x10/100/1000M RJ45 +48 SFP support 1-4 port 10Gigabit of expansion support IP ACL, MAC ACL, VLAN ... series switches we adopted the modular design, and support 1-4 port 10Gigabit of expansion , to converge and core data exchange provide ... WanZhao mouth with flexible response networks demand. Main featuresRich port type, flexible port expansionWith the application of 10gb server network popularization, ...