en

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

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9
  • EN

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.

Organizationally Unique Identifier (OUI)

A 24-bit number that is purchased from the IEEE Registration Authority. This identifier uniquely identifies a vendor, manufacturer, or other organization and effectively reserves a block of each possible type of derivative identifier, such as MAC addresses, group addresses, SAP protocol identifiers, etc., for the exclusive use of the assignee.

Let's stay in touch!

Get the latest network test, monitoring and analytics news!

Thank you.