An arrangement in which switching for a private network is provided by one or more common control switching systems. Note: The switching systems may be shared by several private networks and also may be shared with the public telephone networks.
COMMON CONTROL SWITCHING ARRANGEMENT (CCSA)
Meaning of COMMON CONTROL SWITCHING ARRANGEMENT (CCSA) in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012