EVM Modules of the MS Series Technical Introduction and User’s Guide
7
EVM48S:
EVM48S is an integrated module that can be used in MS48S exchanges.
The illustration below gives information about the structure of EVM48S:
That module, which has two voice channels, can serve two users
simultaneously.
Thanks to the two minutes (130 secs) of Flash Memory capacity it has, it
functions as the auto attendant (Automatic Call Distributor). Since no DRAM
memory is present on it as factory default, the voice mail message feature
becomes available only by adding an EVM-DL.
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