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Technology evolves at a rapid-fire pace. That’s why we’ve built an easy-to-use glossary to help you better understand the terms, technologies and trends that impact your business.

Access Nodes

Points on the edge of the access network that concentrate individual access lines into a smaller number of feeder lines. Access nodes may also perform various forms of protocol conversion. Typical access nodes are digital loop carrier systems concentrating individual voice lines to T1 lines, cellular antenna sites, private branch exchanges and optical network units (ONUs).