Rx Parameters - Comtech EF Data CDM-425 Installation And Operation Manual

8.5.3

Rx Parameters

Priority System: RIT (Highest priority) , RFM, RFT, RMD, RCR, RDR, and RSR (Lowest Priority), indicated by shading. Any change to a higher
priority parameter can override any of the parameters of lower priority.
Exception – Select DROP, D&I++ or QDI mode using RFM (Transmit Framing type), which is highest priority.
Command
Length of
Parameter (Instruction
Argument
& Qualifier)
Rx Interface RIT= 1 byte,
Type 0 thru 4,
8, A, B
Rx Framing RFM= 1 byte,
Mode 0, 3 thru 5,
7 thru 9,
or A
Serial Remote Control
Description of Arguments
Command or Query.
Sets or returns Rx Interface Type in the form x, where:
0=RS422
1=V.35
2=Reserved
3=Balanced G.703
4=Unbalanced G.703
5=Reserved
6=Reserved
7=Reserved
8=IP
9=Reserved
A=IP-ACM
B=VersaFEC-2 ACM (requires VFEC-2 ACM FAST option)
EXAMPLE: <0/RIT=1 (selects V.35)
Command or Query.
Sets or returns Rx Framing Mode in the form x, where:
0=Unframed
1=Reserved
2=Reserved
3=D&I (requires D&I FAST option)
4=EDMAC
5=D&I++ (requires D&I FAST option)
6=Reserved
7=EDMAC-2
8=Quad Drop & Insert (requires QDI FAST option)
9=Framed QDI (requires QDI FAST option) (G.703 Balanced, E1-CCS only)
A=EDMAC-3
EXAMPLE: <0/RFM=0 (selects Unframed mode)
8–18
CDM-425 Advanced Satellite Modem
Revision 0
Query
Response to
(Instruction Response to Query
Command
& Qualifier)
RIT= RIT? RIT=x
RIT? (see Description of
RIT* Arguments)
RIT#
RFM= RFM? RFM=x
RFM? (see Description of
RFM* Arguments)
RFM#
MN-CDM-425