SMPP Global SMS
Check the link between you and OpenMarket
The enquire_link operation checks the communication link between you and OpenMarket. Only you can initiate this operation, which returns enquire_link_resp PDU parameters with the status.
enquire_link PDU
Note: OpenMarket recommends that you send enquire_link PDUs every 20 seconds if your application is not actively submitting messages.
enquire_link PDU parameters
Parameter |
Description |
---|---|
Command Length |
Length of the PDU in octets. Size: 4 Type: Integer Value: Customer-supplied |
Command ID |
Identifies the type of message the SMPP PDU represents. Size: 4 Type: Integer Value:0x15 |
Command Status |
Not used. Set to 0x00 (NULL). Size: 4 Type: Integer Value: 0x00 |
Sequence Number |
A customer-set unique sequence number. The associated enquire_link response PDU will echo this sequence number back. Size: 4 Type: Integer Value: Customer-supplied |
enquire_link_resp PDU parameters
Parameter |
Description |
---|---|
Command Length |
Length of the PDU in octets. Size: 4 Type: Integer Value: Customer-supplied |
Command ID |
Identifies the type of message the SMPP PDU represents. Size: 4 Type: Integer Value: 0x15 |
Command Status |
Not used. Set to 0x00 (NULL). Size: 4 Type: Integer Value: 0x00 |
Sequence Number |
The customer-set unique sequence number echoed back from the enquire_link operation. Size: 4 Type: Integer Value: Customer-supplied |