The INTCERA 40G QSFP + LR4 optical module (GQS-SPO400-LR4CA ya 40GE ndi OTU3, GQS-SPO400-LR4CB ya 40GE) imathandizira kufalikira kwa mtunda wa 10km pogwiritsa ntchito CWDM wavelengths (1271nm, 3m1m, 1m31m1m31).Zapangidwira 40G Ethernet 40GBASE-LR4 maulalo pa duplex single mode ulusi.