COMSPHERE 392xPlus Modems
Valid (VAL)
The VAL response indicates that the modem has accepted the V.25bis command issued by the
DTE. VAL is similar to the AT result code OK.
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:
Table D-1 lists V.25bis commands supported by the 392xPlus modems.
V.25bis Command
CRN
Call Request with Number Provided
CRS
Call Request with Memory Address
INC
Incoming Call Indication
DIC
Disregard Incoming Call
CIC
Connect Incoming Call
PRN
Program Normal
RLD
Request to List Delayed Numbers
RLF
Request to List Forbidden Numbers
RLN
Request to List Stored Numbers
LSD
List Delayed Numbers
LSF
List Forbidden Numbers
LSN
List Stored Numbers
D-6
xx is
CU command unknown.
MS message syntax error.
PS parameter syntax error.
PV parameter value error.
Table D-1
V.25bis Commands
Description
Call Request Commands
Call Answer Commands
Program Command
List Request
List Response
April 1995
AT Command/
S-Register Equivalent
ATD
ATDS
RING
NONE
ATA
AT&Z
NONE
NONE
NONE
NONE
NONE
NONE
3920-A2-GN31-10