Increasing Dsp Resources - Mitel 3300 Technician's Handbook

Table 55: Telephone Compression Conditions
Call setup conditions
IP Phone to IP Phone
(except 5x01, 5x05, and 5207)
IP Phone to IP Trunk to IP Phone
(except 5x01, 5x05, and 5207)
IP Phone to TDM Phone
IP Phone to Embedded voice mail
IP Phone in conference
IP Phone on Hold, listening to music
IP Phone listening to music
TDM Phone to IP Trunk to TDM Phone
Direct Set-to-set paging (using first codec)
any call to or from Nupoint IP
any call to or from Teleworker (See Note)
any call to or from Mobile Extension (ME)
(See Note)
Note: The application server may support compression for these telephones.
Refer to application documentation for more information.

Increasing DSP Resources

You can add Dual or Quad DSP modules to
• increase the number of voice mail ports
• increase telephony resources to support more TDM devices
• add compression channels (limited applications)
You can add DSP II modules to
• add compression channels
• provide FAX Relay (T.38) support
Installation Planner
G729
Compression
compression
DSP required
supported
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
No
No
No
No
No
Yes
Yes
Yes
Yes
n/a
Yes
No
No
No
No
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