Early Token Release (ETR)

Begin Learning Cyber Security for FREE Now!

Already a Member Login Here

Early Token Release (ETR):

With ETR, a token is released right after the sending station transmits its frame. The sending station won’t wait for the data frame to circle the ring. Stations running ETR have compatibility with stations not running ETR.

With ETR…


View Topics

Our Revolution

We believe Cyber Security training should accessible for everyone, everywhere. Everyone deserves the OPPORTUNITY to learn, begin and grow a career in this fascinating field. Therefore, Cybrary is the world's largest community where people, companies and training come together to give everyone the ability to collaborate in an open source way that is revolutionizing the cyber security educational experience.

We recommend always using caution when following any link

Are you sure you want to continue?