The V1600D4-DP EPON OLT is a 1U optical line terminal device with L3 function developed by V-SOL. It is compliant with IEEE802.3ah and CTC 2.1 / 3.0 standards and easy to build an EPON network flexibly and efficiently. It has the characteristics of high performance and ecologically safe and also being easy to implement. Provides stable efficient and value-added network access services to users.