CISCO WS-X4148-RJ 48 port Switch Networking

THIS MODULE PROVIDES 48 PORTS OF DEDICATED 10/100 ETHERNET SWITCHING FOR ETHERNET OR FAST ETHERNET CLIENT OR SERVER SWITCHING. ALL PORTS CAN UTILIZE FAST ETHERCHANNEL TECHNOLOGY FOR HIGHER-SPEED UPLINKS OR SERVER CONNECTIONS. IT CAN BE USED IN CONJUNCTION WITH ANY OF THE OTHER CATALYST 4000 MODULES, MAKING THE CATALYST 4000 A FLEXIBLE AND EXPANDABLE SWITCHING OPTION. SPECIFICATIONS - PRODUCT DESCRIPTION : CISCO SWITCHING MODULE SWITCH - 48 PORTS - DEVICE TYPE : SWITCH - FORM FACTOR : PLUG-IN MODULE - PORTS QTY : 48 X ETHERNET 10BASE-T, ETHERNET 100BASE-TX - DATA TRANSFER RATE : 100 MBPS - DATA LINK PROTOCOL : ETHERNET, FAST ETHERNET - COMPLIANT STANDARDS : IEEE 802.3, IEEE 802.3U