message switch

A device that switches complete messages within a data network. A message switch is

a store-and-forward device that receives, stores, and forwards messages.

• 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
• single-key encryption
• single-line digital subscriber line (SDSL)
• single-line DSL (SDSL)
• single-mode fiber (SMF)
• single number dialing
• single number dialing
• single number dialing
• Single Point of Termination (SPOT)
• single sideband (SS or SSB)
• sink
• S interface
• sintering
• sinusoidal waveform
• SiO
• SIPO (serial-in, parallel-out)
• SIP (Session Initiation Protocol)
• site–local address
• skills-based routing
• skin effect