INTCERA 40G QSFP + LR4 module opitika (GQS-SPO400-LR4CA fun 40GE ati OTU3, GQS-SPO400-LR4CB fun 40GE) ṣe atilẹyin ijinna gbigbe soke si 10km nipa lilo awọn iwọn gigun CWDM (1271nm, 1291nm1nm1nm, 1291nm1nm1).Apẹrẹ fun 40G Ethernet 40GBASE-LR4 awọn ọna asopọ lori awọn okun ipo ẹyọkan.