Comtech EF Data CDM-570A Installation And Operation Manual page 304

Command
Parameter (Instruction
Type Code and
Qualifier)
Carrier ID Custom MSG= Up to 24 bytes
Message
Serial-based Remote Product Management
Arguments for
Command or
Response to
Query
Command or Query.
Sets or returns the Carrier ID Custom Message (maximum length is 24
characters).
Valid characters include printable ASCII characters from space (0x20) through
~(0x7E)
EXAMPLE: <0/MSG=Comtech EF Data
CDM-570A/570AL Satellite Modem with Optional Packet Processor
Description of Arguments
8–38
Revision 5
Query
Response to
(Instruction Code
Command
and Qualifier)
MSG= MSG? MSG=x
MSG? (see Description of
Arguments
MN-CDM570A
Response to
Query