A connectionless, broadband, packet -switched data service that provides LAN-like performance and features in metropolitan or wide areas. Note: Currently SMDS operates at 1.544 Mb/s (megabits per second) or 44.736 Mb/s. These are the T1 and T3 rates, respectively, over switched fiber optic networks.
SWITCHED MULTIMEGABIT DATA SERVICES (SMDS)
Meaning of SWITCHED MULTIMEGABIT DATA SERVICES (SMDS) in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012