Latest News:

Radisys Wins the Mobility Prize in Stage Four of the ITS/NTIA 2023 5G Challenge

Radisys Announces Availability of Advanced FR1 4T4R 5G Solution Based on Qualcomm FSM200 5G RAN Platform

Radisys Acquires Mimosa to Accelerate Availability of Broadband Access for Advancing Societies

5G Magazine's Exclusive Interview and Cover Story with Arun Bhikshesvaran

PLDT and Radisys Explore Prospect of a More Exciting and Meaningful Digital Experiences For Filipinos

TMCnet has named Radisys' Engage Intelligent Virtual Assistant as a 2023 Voice Technology Excellence Award winner.

Radisys has been named TMC's 2023 Communications Solutions Product of the Year.

Radisys has been honored with the prestigious TMCnet 2023 Communications Solutions Product of the Year

Radisys Introduces Programmable Media Analytics to Monetize 5G & Edge Cloud Applications

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Optical Line Terminals (OLTs)

Transform your fiber network with high-performance carrier-grade optical line terminals that deliver greater programmability, flexibility, scalability, and open architecture. Full PON port flexibility enables support of Combo PON, G-PON, and XGS-PON on any port for residential, cloud, and business services.

Modernize Your Network with Webscale Efficiency

Open White Box Optical Line Terminals Leveraging VOLTHA™

The Radisys series of Optical Line Terminals (OLTs) support Combo PON, G-PON, and XGS-PON with software based on VOLTHA/SEBA reference architecture. Open APIs that utilize standard interfaces for all management functions will help ease the transition to an SDN-controlled environment. Radisys OLTs leverage virtual OLT hardware abstraction for greater agility, programmability, increased automation, faster product innovation cycles, and deeper network visibility.

Adopt the finest hardware and technology with Connect Open Broadband OLTs. Modernize your network and gain flexibility with our Connect Open Broadband family of OLTs. Discover all the ways that Connect OLTs support high-capacity, open, programmable networks.

Key Benefits

High Performing and Flexible

Full PON port flexibility supports Combo PON, G-PON, and XGS-PON on any port on the same platform

Superior Programmability

Open APIs and embedded software functions enable greater agility and increased programmability

Compelling Economics

Industry-leading architecture based on VOLTHA/SEBA drives datacenter cost efficiencies with high port densities that help simplify deployments and reduce operating expenses

Future-Ready Design

Designed to support high-capacity, open, programmable networks serving residential and business end-users


Residential Broadband Access

Support quad-play services—voice, internet, TV, and home security systems—with a cloud-native framework that enables simplified management, operational efficiencies, and greater automation for faster service upgrades.

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Commercial Broadband Access

Empower your enterprise customers to run their business efficiently with dependable broadband services. Enterprise-grade broadband access for voice and data services becomes economically viable with an open and disaggregated network.

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RDOF Support

Accelerate digital evolution in underserved communities with RDOF-compliant, high-performance FTTx networks with maximum cost efficiency. Flexible deployment options for GPON, XGS-PON, ComboPON, and more enable a scalable and reliable network whose technology will last for generations.

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Featured Resources


Radisys Series Combo PON OLTs for FTTx

The RLT-3200C and RLT-1600C are optical line terminals based on the industry-standard open architecture supporting Combo PON, G-PON, and XGS-PON with software based on the VOLTHA/SEBA reference architecture.

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