Manufacturer: Cisco Systems Model/Part #: ONS-SC-2G-31.9 Other Model/Part #: ONS-SC-2G-31.9=, 10-2157-02 Category: Network & Telecommunication » Transceivers (GBIC/SFP) | Cisco Systems ONS-SC-2G-31.9 SFP (Mini-GBIC) Transceiver Adapter Module, Top Assembly Number (TAN: 10-2157-02) OC-48/STM-16, SFP, 1531.90, 100 GHz, LC, Applicable Standard: (ITU G694, GR2918). |