I-INTCERA 40G QSFP + ER4 imodyuli ye-optical (GQS-SPO400-ER4C) isekela umgama wokuhambisa ukuya kwi-40km usebenzisa i-CWDM wavelengths (1271nm, 1291nm, 1311nm, 1331nm).Yenzelwe i-40G Ethernet 40GBASE-ER4 kunye ne-OTN OTU3 ikhonkco phezu kwe-duplex ye-fiber mode eyodwa.