What is the J9147A-80099?
The J9147A-80099 is a SFP optical transceiver module, listed by the manufacturer as "Gigabit Ethernet ; Ports, 48 x 10/100/1000 + 4 x Shared SFP ; Routing Protocol, RIP-1, RIP-2, statisches IP Routing". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.