Carrier Access CMG Router user manual Voice Algorithm Settings, T38 Fax

- See the following section.

Configures the CMG to notify DTMF digits on the leading or

Profile Directory:Router Card Profile

VoIP

G.729A Codec - Enables or disables the G.729 codec.

The CMG. G.729A is available only after the software key for this feature has been entered.

<Disabled> - Disables G.729A codec.

<Enabled> - Enables G.729A codec. This is the default, if the feature software key has been entered.

DTMF Notification Edge - trailing edge.

<Leading> - Setting this configuration item to leading edge shall cause the CMG to act on DTMF digits, for collection or notification purposes, at the time the key is pressed.

<Trailing> - Setting this configuration item to trailing edge shall cause the CMG to act on DTMF digits at the time the key is released.

Voice Algorithm Settings

Codec Packing - Defines bit order of RTP voice. Allowing interop with various VoIP equipment.

<Big Endian> - With big endian architecture, the leftmost bytes (lower address) are most significant (default).

<Little Endian> - With little endian architecture, the rightmost bytes are most significant.

T38 Fax

Note: For the T.38 Fax to operate the following must be set:

CMG. G.729A feature must be enabled, with a software key Specified voice channel has Fax configured as T38reserved or T38 G.729A codec is enabled

ECM - Enables/Disables the CMG’s fax T.38 Error Correction Mode capability during fax negotiation for the entire card. Default is <enabled>.

LS Redundancy - Configures the number of duplicate packets to transmit for the Low Speed

V.21-based T.30 fax protocol portion of a T.38 fax call for the entire card. Options are <none>, <1 packet>, through <8 packets>. Default is <none>.

HS Redundancy - Configures the number of duplicate packets to transmit for the High Speed T.38 fax image data of a fax call for the entire card. Options are <none>, <1 packet>, <2 packets>,

<3 packets>. Default is <none>.

3-40 CMG Router - Release 2.7