Adtran SDX 6320-16, 16 XGS-PON Interfaces, 280W Optical Line Terminal (OLT)

Fiber service providers often struggle to keep up with growing demand for fast internet. When the network cannot handle many users, speeds drop and customers become unhappy. This problem matters because slow service leads to lost revenue and a damaged reputation. The Adtran SDX 6320-16 gives you a powerful, energy-efficient Optical Line Terminal that can serve over 2 000 subscribers with 10 Gbps XGS-PON, keeping your network fast and reliable.

Adtran SDX 6320-16, 16 XGS-PON Interfaces, 280W Optical Line Terminal (OLT) with Adtran

Meet the Adtran SDX 6320-16, a compact 1.5RU OLT built for modern fiber deployments. It connects up to 16 XGS-PON ports and an equal number of GPON ports, giving you flexibility to mix new and existing services. If you are seeing bottlenecks on your back-haul or need a device that can grow with your subscriber base, this OLT is the answer. It delivers high-capacity uplinks, redundant power, and robust temperature tolerance, all in a small rack footprint.

Key Features

• 16 XGS-PON interfaces for 10 Gbps symmetric bandwidth.
• 16 GPON interfaces for legacy fiber services.
• Four 100 GbE QSFP28 uplink ports for high-capacity back-haul.
• Four 10 GbE SFP+ uplink ports for flexible connectivity.
• 9216-byte jumbo frame support for efficient data transfer.
• 256 K MAC address table to handle large subscriber pools.
• 50 multicast bundles and 32 K multicast streams for video delivery.
• Side-to-side and left-to-right airflow options for optimal cooling.

Specifications