Esme address ton Option

 By default,when binding as a receiver in response to an OUTBIND request, the SMPP server will specify an ESME Type of Number (TON) value of zero indicating an unknown TON. Values for this option may be specified in one of three ways,



 A decimal value (for example, 1). 

 A hexadecimal value prefixed by 0x (for example, 0x01). 

 One of the case-insensitive text strings shown in Table of supported ESME TON types 



This option is ignored unless the   option is also specified. See the description of the   option for further information.

The default value is the empty string.

See also:
 * server_port Option
 * SMS smpp_server options