Add multipoint data circuit (ma), 21 add multipoint data circuit (ma), 1 command format – Comtech EF Data SNM-1000 User Manual
Page 111: 2 local command responses

SNM-1000 Node Control Modem
Revision 3
Operation
MN/SNM1000.IOM
3–69
3.7.21
Add Multipoint Data Circuit (MA)
Adds another circuit to multipoint data call, NMS reports results of call using CS
unsolicited response.
3.7.21.1 Command
Format
Prefix channel number.
Valid range: 1 through 30.
1 through 30 are for traffic modems attached to an SNM-1000, operating in
external traffic mode.
MA
Add MultiPoint Data Call
Destination data channel address (phone number).
Max. length: 32 characters.
Valid characters: '1', '2', '3', '4', '5', '6', '7', '8', '9', '0', '*', '#', 'A', 'B', 'C', 'D', '-',
'(' or ')'
Note: The '-' and '('or')' characters are not part of the number and are used to
increase readability. They are stripped out and not passed to the NMS.
3.7.21.2
Local Command Responses
Command received OK, will be sent to the NMS.
Error :
Code Description
9 Channel
20 Not enought parameters.
21 Bad circuit number.