What is the Ciena 170-5170-905?
The Ciena 170-5170-905 is a QSFP optical transceiver module, listed by the manufacturer as "CIENA 5170 AGGREGATION SWITCH WITH 4X100GBE QSFP28 40X10/1GBE SFP+ PSU". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
