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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.

Internet

The worldwide network of networks connected to each other, through internetworking protocols. The Internet provides file transfer, remote login, e-mail, news and other services. To be on the Internet, you must have Internet protocol (IP) connectivity, so that the computer can “telenetwork” or “ping” other systems.

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