Mitel 3300 Technician's Handbook page 307

To determine the number of DSP modules required in a system, refer to
the table above.
• MXe Server ships with two Quad Echo Canceller Modules.
• MXe and AX controllers ship with embedded DSP sufficient to support
a 400-user system
• CX/CXi and CX II/CXi II (IP plus analog) controllers ship with a Dual
Embedded DSP on the main board. The T1/E1 Combo also includes
DSP resources.
.
Tip: Voice mail ports support G.711 and G.729a compression. This applies
to all types of voice mail ports, including RAD, Music on Hold, Auto Attendant,
and Record-a-call.
Installation Planner
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