Expansion Stages and System Capacity
Max. number of simultaneous ... SMBC
Total audio channels for basic voice mail (G.711) or auto attendant 2
Selectable functions of the mainboard DSP
The DSP on the mainboard provides selectable functions. A description of the individual functions can be
found as of Allocatable functions.
The functions are determined in the Media resources view. In the following table, all the possible
combinations are listed, with the maximum number of channels. For this the DSP chip on the mainboard
has to be loaded with different firmware. Additional functions require the use of one or more DSP modules.
Table 14: Selectable functions of the mainboard DSP
DECT VoIP Audio GSM
CAS
5 Remarks
3 2 Standard
configuration
2 2 8
2 2 30
6 8
4 30
3 G.711 VoIP
channels only, two
of them can be
used licence-free.
5
Of relevance only to certain countries such as Brazil
Note:
• To be able to configure VoIP channels on the mainboard’s DSP, make sure that in the Media resourcesview
the VoIP mode parameter is set to G.711.
The configured VoIP mode is valid for all the DSP chips of a node.
• The system has to be restarted for the configuration changes of the DSP to take effect.
Release 7.1
System Manual for Mitel SMB Controller 44
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