COVID-19: As a designated essential telecom solutions provider, EXFO remains fully operational with our employees' health and safety as our top priority.

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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.

IEEE 802.3ah

Media access control parameters, physical layers, and management parameters for the Subscriber Access Networks standard from IEEE.  This standard defines Ethernet technologies for network access.

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