NETGEAR XM128 ISDN manual CP0, CP1, Dtmf

Reference Guide for the Model XM128 ISDN Digital Modem

Table C-1.	Basic AT command set (continued)
Command	Options	Function and description
CPn		Loopback 4 control
	CP0	Disable Loopback 4
	CP1	Enable Loopback 4
CRn	n=0-3	Resumes a previously suspended call; n is the call identifier (Europe).
	0 *
CSn	n=0-3	Suspends a call; n is the call identifier (Europe).
	0 *
Ds		Dial s numbers and options that follow. See also S-register 38.0 and 35.4. For
		a description of Extended S-registers, refer to Table D-4 on page D-5 in
		Appendix D, “Status Registers and Result Codes."
		The s options are listed as follows:
	,	Pause for a time specified in S6. Remaining digits are dialed as in-band
		DTMF.
	+	Prefix for the second number string, to be used in making bundling or MPPP
		calls.

WWait for second dial tone. Remaining digits are dialed as in-band DTMF (ISDN numbering options).

	Y0	Unknown type of number
	Y1	International number
	Y2	National number
	Y3	Network-specific number
	Y4	Subscriber number
	Y6	Abbreviated number
	Z0	Type of subaddress, NSAP with AFI=$50, IA5 characters
	Z2	Type of subaddress, user specified, IA5 characters
	N0	Unknown numbering plan
	N1	ISDN/Telephony numbering plan (CCITT E.164/E.163)
	N3	Data numbering plan (CCITT X.121)
	N8	National standard numbering plan
	N9	Private numbering plan
/		Called party subaddress delimiters
	Format of “s”	[[Yn][Nn]called_party_number][[W][,]]inband_dtmf_number
		or
		[[Yn][Nn]called_party_Number][/[Zn]called_party_subaddress/]
C-4		AT Command Set Reference