This is a Cisco Catalyst 4500E 48-Port PoE line card. 10/100/1000 base-T Part number: WS-X4748-RJ45V+E. It provides Power over Ethernet (PoE) functionality. It is designed for use in Cisco Catalyst 4500 Series Switches. It offers 48 Ethernet LAN (RJ-45) ports for extensive connectivity needs.
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