RTT (Real Time Text)

RTT (Real Time Text) is a text transmission that is character at a time, as in TTY. Technology that allows consumers to send and receive Internet Engineering Task Force (IETF) RFC 4103 text characters, as they are typed, as well as audio simultaneously.


 * NENA-INF-042, NENA PSAP Readiness for Real-Time Text (RTT) Information Document
 * NENA-STA-010, NENA i3 Standard for Next Generation 9-1-1