In SDH and SONET standards, a Virtual Tributary (VT) that operates at 1.544 Mbps, which is the signaling rate of a T1. See also SDH, signaling rate, SONET, T1, and VT.
Yes, I'd like to receive Word of the Day emails from YourDictionary.com
By continuing, you agree to our
Please set a username for yourself.
People will see it as Author Name with your public flash cards.