Cortina family of Optical Line Terminal (OLT) SoCs completes the end-to-end solutions for EPON and 10G-EPON applications. Our silicon devices have been interoperability-tested, field-proven and adopted by various worldwide operators and carriers. At the heart of a point-to-multi-point or passive optical network (PON) is the optical line terminal (OLT). Fiber-to-the-home. Juniper Networks EX-SFP-10GE-ZR100 SFP+ 100km Transceiver Applications Explore our range of high-quality GPON, EPON, and XG (S)PON OLT products. Copyright © 2008-present 10Gtek, Inc. Unlike simple media converters, OLTs are complex aggregation.