T.6

A set of standards for facsimile (fax) machines published by the ITU-T in 1984. Machines conforming to T.6 later became known as Group IV. See also facsimile, Group IV, ITU-T, T.2, T.3, and T.4.

• signal
• signal control point (SCP)
• signaling and control
• signaling rate
• signaling speed
• Signaling System 7 (SS7)
• signal-to-noise ratio (SNR)
• signal transfer point (STP)
• silence suppression
• silica
• silicon dioxide (SiO )
• silicone
• silicon (Si)
• Simple Gateway Control Protocol (SGCP)
• Simple Mail Transfer Protocol (SMTP)
• simple mode
• Simple Network Management Protocol (SNMP)
• SIMPLE (Session Initiation Protocol [SIP] for Instant Messaging and Presence Leveraging
• simplex
• simplex
• simplex
• simplified message desk interface (SMDI)
• SIM (Subscriber Identification Module)
• sine wave
• Single-Ended Method for Objective Speech Quality Assessment in Narrow-Band Telephony