Supporting SMPP 3.3
The SMS system is compatible with the SMPP 3.3 interface protocol. Table 3-3 shows
commands of the SMPP 3.3 protocol supported by the SMS system.
SMPP 3.3 protocol supported by the SMS system
| Command | Description |
| BIND_RECEIVER_SM | Applies to connect with the SMS system |
| SUBMIT_SM | Submits SMs |
| DELIVER_SM | Sends SMs |
| QUERY_SM | Queries SMs |
| CANCEL_SM Deletes SMs | |
| REPLACE_SM Replaces | SMs |
| REPLACE_SM_EX | Replaces SM extensions |
| QUERY_SMS | Queries SMs |
| QUERY_SM_DETAILS | Queries the details of special SMs |
| ADD_SUB | Adds users |
| DEL_SUB | Deletes users |
| MOD_SUB | Modifies users |
| ENQUIRE_SUB | Queries subscriber Information |
| ENQUIRE_LINK Handshake | Messages |
