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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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Glossary

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.

Baseband

A transmission method in which one single digital signal uses an entire bandwidth. The unmodulated signal is sent directly over the transmission medium. Baseband is simpler, cheaper and less sophisticated than broadband. All Ethernet media types are baseband except for 10Broad36, which is broadband.

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