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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.


XGS-PON is a standard for Passive Optical Network. Under this standard (released in 2016 and designated as Recommendation ITU-T G.9807.1), 10G is symmetrically supported both downstream and upstream.

Learn more about dual-layer testing to ensure PON service activation by following this link.