Commands and Registers

Leased Line operation uses the following AT commands and Sregisters:

&Ln	  Select Dial-up or Leased-line 2-wire/4-wire operation                      

S0    Used in Automatic Connection to designate mode of handshake                

S60   Leased-line failure Action                                                 

S61   Dial backup enable/Leased-line retry number                                

S62   Originating modem Leased-line restore options                              

S63   Leased-line transmit level adjustment                                      

S64   Leased-line receive level adjustment                                       

S59   Dial back-up alarm Speaker on when connected in dial backup mode after     

      Leased-line failure.

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