Comtech EF Data CDM-625 Installation And Operation Manual page 277

CDM-625 Advanced Satellite Modem
Remote Control
Command
Parameter Number of
(Instruction
Type Arguments
& Qualifier)
Rx Framing RFM= 1 byte, value
Mode of 0 thru 8
Rx FEC Type RFT= 1 byte, value
of 0 thru 9
Description of Arguments
Command or Query.
Rx Framing mode, where:
0=Unframed
1=IBS (requires Open Network FAST option)
2=IDR (requires Open Network FAST option)
3=D&I (requires D&I FAST option)
4=EDMAC
5=D&I++ (requires D&I FAST option)
6=ESC++
7=EDMAC-2
8=Quad Drop & Insert (requires QDI FAST option)
Example: RFM=0 (selects Unframed mode)
Command or Query.
Rx FEC Type, where:
0=None (uncoded) with differential encoding ON
1=Viterbi
2=Viterbi + Reed-Solomon
3= reserved – do not use.
4= reserved – do not use.
5=TCM (Trellis Code Modulation)
6=TCM + Reed-Solomon
7=TPC (aka Turbo) (Requires Codec, FAST)
8=None (uncoded) with differential encoding OFF
9=LDPC (Requires Codec, FAST)
A=Reserved
Example: RFT=1 (which is Viterbi only)
D–17
MN-0000036 (Ref MN/CDM625.IOM)
Query
Response to
(Instruction Response to Query
Command
& Qualifier)
RFM= RFM? RFM=x
RFM? (see description of
arguments)
RFM*
RFM#
RFT= RFT? RFT=x
RFT? (see description of
arguments)
RFT*
RFT#
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