Mitel Main Control Card IIIML - Performs call processing and maintains overall control through communication with up to seven Bay Control Cards. The Main Control Cards have four megabytes of RAM, one megabyte of non-volatile RAM (NVRAM), a System ID Module, a DX module set, tone receivers, seven DSP Receivers for conferencing, and DTMF tone generation. The MCC IIIEL is available with a Stratum 3 or Stratum 4 clock. The Main Control Card IIIEL enables the Triple FIM Carrier card to provide two links per peripheral cabinet. Mitel Main Control Card IIIEL can support up to 768 Port Software.
SX-200 ML