What is the Ciena 170-3903-901?
The Ciena 170-3903-901 is a SFP optical transceiver module, listed by the manufacturer as "3903 2 100M/1G SFP 1 100M/1G SFP/RJ45 DUAL DC POWER". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
