Digicom 3911 Invalid INV, Call Answer Commands, Program Command, List Request, List Response

COMSPHERE 3900 Series Modems

Invalid (INV)

The INV response indicates that the modem has received an incorrect V.25bis command from the DTE. INV is similar to the AT result code ERROR.

The INV response format is:

INVxx

Where: xx is

CU command unknown.

MS message syntax error.

PS parameter syntax error.

PV parameter value error.

Table D-1 lists V.25bis commands supported by the 391x Series modems.

Table D-1

V.25bis Commands

V.25bis Command	Description	AT Command/
		S-Register Equivalent
	Call Request Commands
CRN	Call Request with Number Provided	ATD
CRS	Call Request with Memory Address	ATDS
	Call Answer Commands
INC	Incoming Call Indication	RING
DIC	Disregard Incoming Call	NONE
CIC	Connect Incoming Call	ATA
	Program Command
PRN	Program Normal	AT&Z
	List Request
RLD	Request to List Delayed Numbers	NONE
RLF	Request to List Forbidden Numbers	NONE
RLN	Request to List Stored Numbers	NONE
	List Response
LSD	List Delayed Numbers	NONE
LSF	List Forbidden Numbers	NONE
LSN	List Stored Numbers	NONE

D-6 September 1998 3910-A2-GN32-40