Comtech EF Data SDM-300L3 - Manual (Page 175)

SDM-300L3 Satellite Modem Revision 1
Front Panel Operation MN/SDM300L3.IOM
4–107
FUNCTION SELECT: UTILITY: INTERFACE: IDR RX ESC TYPE
(CONDITIONAL)
IDR RX ESC TYPE
2-32K AUDIO
IMPORTANT
Conditional: This menu is available only with Modem Type = IDR is
enabled and the Overhead card is installed.
Select 2-32K Audio or 64K Data for the IDR RX ESC type.
FUNCTION SELECT: UTILITY: INTERFACE: IBS TX ESC TYPE
(CONDITIONAL)
IBS TX ESC TYPE
2-32K AUDIO
IMPORTANT
Conditional: This menu available only with optional Overhead card and
Modem Type = IBS.
Select 2-32K Audio or Off for IBS TX ESC type. Selecting 2-32k audio will
multiplex two 32 kbps ADPCM audio channels into 64 kbps payload data with IBS
framing.