Version 6.8 163 Mediant 2600 E-SBC
User's Manual 14. Media
c. Set the 'V.22 Modem Transport Type' parameter to Enable Bypass
(V22ModemTransportType = 2).
d. Set the 'V.23 Modem Transport Type' parameter to Enable Bypass
(V23ModemTransportType = 2).
e. Set the 'V.32 Modem Transport Type' parameter to Enable Bypass
(V32ModemTransportType = 2).
f. Set the 'V.34 Modem Transport Type' parameter to Enable Bypass
(V34ModemTransportType = 2).
3. Set the ini file parameter, BellModemTransportType to 2 (Bypass).
4. Set the ini file parameter, NSEMode parameter to 1 (enables NSE).
5. Set the ini file parameter, NSEPayloadType parameter to 100.
14.2.2.6 Fax / Modem Transparent with Events Mode
In this mode, fax and modem signals are transferred using the current voice coder with the
following automatic adaptations:
Echo Canceller = on (or off for modems)
Echo Canceller Non-Linear Processor Mode = off
Jitter buffering optimizations
To configure fax / modem transparent with events mode:
1. In the SIP General Parameters page (Configuration tab > VoIP menu > SIP
Definitions > General Parameters), set the 'Fax Signaling Method' parameter to No
Fax (IsFaxUsed = 0).
2. In the Fax/Modem/CID Settings page, do the following:
a. Set the 'Fax Transport Mode' parameter to Events Only (FaxTransportMode =
3).
b. Set the 'V.21 Modem Transport Type' parameter to Events Only
(V21ModemTransportType = 3).
c. Set the 'V.22 Modem Transport Type' parameter to Events Only
(V22ModemTransportType = 3).
d. Set the 'V.23 Modem Transport Type' parameter to Events Only
(V23ModemTransportType = 3).
e. Set the 'V.32 Modem Transport Type' parameter to Events Only
(V32ModemTransportType = 3).
f. Set the 'V.34 Modem Transport Type' parameter to Events Only
(V34ModemTransportType = 3).
3. Set the ini file parameter, BellModemTransportType to 3 (transparent with events).
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