EXM-31 Hardware ReferencePage 524 4RLD Display Delayed NumbersThe modem will return the list of numbers which have been delayed by country-dependent blacklisting procedures.NO- Phone Number DelayLSD1 12345 1RLN Display Stored NumbersThe modem will return the dial string or the list of dial strings according to theparameter supplied.0-2 Dial string memory address: If no address is supplied, a full set ofall stored dial strings will be returned.Standard V.25bis IndicationsThe modem provides the indications/responses listed, and parameters applicable toeach message are noted following the description of the response.CFI Call Failure IndicationThe modem sends this message when a call fails to connect. A parameter is includedto give the reason for the failure.AB No dial tone or the call abort timer expired with no call progresstone detected or during handshaking after answer tone detectedCB Local circuit busy (phone off-hook)ET Busy (engaged tone) detectedFC Requested number on forbidden call list (call not placed)NS No number stored at dial string memory requested (call not placed)NT Ringback detected: Ringback stopped: Call abort timer expiredwith no answer tone detectedRT Ringback detected: Call abort timer expired with ringback stilldetected