What is the Ciena 160-9503-900?
The Ciena 160-9503-900 is a QSFP optical transceiver module, listed by the manufacturer as "40GBASE-eSR4 (4X10G, MMF, 850NM, 100M) MPO, QSFP+ Ciena". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
