Transmit (Tx) Parameter Commands And Queries - Comtech EF Data CDM-570A Installation And Operation Manual

CDM-570A/570AL Satellite Modem with Optional Packet Processor
Serial-based Remote Product Management
8.3.2

Transmit (Tx) Parameter Commands and Queries

Tx Priority System = ITF (Highest priority), FRM, TFT, TMD, TCR, TDR, and TSR (Lowest Priority), indicated by shading. Any change to a higher
priority parameter will override any of the lower priority parameters.
Command Arguments for
Parameter (Instruction
Type Code and
Qualifier)
Unit ITF= 1 byte, value of 0
Interface Type thru 8
Unit Framing FRM= 1 byte, value of 0
Mode or 1
Command or
Response to
Query
Command or Query.
Sets or returns Terrestrial interface type in the form x, where:
0=EIA-422/EIA530 DCE
1=V.35 DCE
2=EIA-232 (sync).
3= G.703 T1 AMI (forces Rx and Tx data rates to 1544 kbps)
4= G.703 T1 B8ZS (forces Rx and Tx data rates to 1544 kbps)
5= G.703 E1 Unbal AMI (forces Rx and Tx rates to 2048 kbps)
6= G.703 E1 Unbal HDB3 (forces Rx and Tx rates to 2048 kbps)
7= G.703 E1 Bal AMI (forces Rx and Tx rates to 2048 kbps)
8= G.703 E1 Bal HDB3 (forces Rx and Tx rates to 2048 kbps)
9 = IP Interface
A = IP-ACM (valid only in CDM-570A Compatibility Mode (CMO=1))
Example: <0/ITF=2 (V.35)
Note: When ITF is set as G.703, Clock Extension Mode is automatically set as
0=None. Response=ITF+
Command or Query.
Sets or returns unit operating mode in theform x, where:
0=Unframed
1= EDMAC Framing
2= EDMAC-2 Framing
Example: <0/FRM=1 (EDMAC Framing)
Description of Arguments
8–11
MN-CDM570A
Revision 3
Query
Response to
(Instruction Code
Command
and Qualifier)
ITF= ITF? ITF=x
ITF? (see Description
ITF* of Arguments)
ITF#
ITF+
FRM= FRM? FRM=x
FRM? (see Description
FRM* of Arguments)
FRM#
FRM+
Response to
Query