Model Number: J9781A. Why Choose the HPE J9781A?. Uplink Ports: 2 x Gigabit SFP + 2 x 10/100/1000 RJ-45. Ports: 48 x 10/100 Fast Ethernet. Device Type: Managed Layer 2 Switch. Advanced Security – SupportsACLs, port security, RADIUS authentication, and STP Root Guard.
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