SMPPC Not Bound: SubmitSmPDU Discarded Due to Over-Aged Messages

[NatnaelD12]

We are encountering a recurring issue where the SMPP client connection is not bound, causing SubmitSmPDU messages to be discarded due to being "over-aged." This behavior is observed in the logs as follows:
2025-01-16 06:47:37 INFO 1 SMS-MT [cid:line13conn] [queue-msgid:49bd53be-42a2-4636-8f4f-8a9749822811] [smpp-msgid:b'77e783a8'] [status:CommandStatus.ESME_ROK] [prio:0] [dlr:RegisteredDeliveryReceipt.NO_SMSC_DELIVERY_RECEIPT_REQUESTED] [validity:none] [from:b'TEST900'] [to:b'944714057'] [content:b'Test 784']
2025-01-16 06:47:37 ERROR 1 SMPPC [cid:line13conn] is not bound: Discarding (#1) SubmitSmPDU[8c4cf748-238e-42f5-8552-c1880a7fc7a9], over-aged 1225 seconds.
2025-01-16 06:47:37 INFO 1 SMS-MT [cid:line13conn] [queue-msgid:56e8678c-f44e-472e-90e1-d7bd1978b038] [smpp-msgid:b'3ac2820d'] [status:CommandStatus.ESME_ROK] [prio:0] [dlr:RegisteredDeliveryReceipt.NO_SMSC_DELIVERY_RECEIPT_REQUESTED] [validity:none] [from:b'TEST900'] [to:b'949104323'] [content:b'Test 804']
2025-01-16 06:47:37 ERROR 1 SMPPC [cid:line13conn] is not bound: Discarding (#1) SubmitSmPDU[392ed2ff-7b2a-4267-9ead-4b7ec40384be], over-aged 1225 seconds.
2025-01-16 06:47:37 INFO 1 SMS-MT [cid:line13conn] [queue-msgid:d896a36a-24c8-463f-9a73-ad3e9603d9f6] [smpp-msgid:b'77e78575'] [status:CommandStatus.ESME_ROK] [prio:0] [dlr:RegisteredDeliveryReceipt.NO_SMSC_DELIVERY_RECEIPT_REQUESTED] [validity:none] [from:b'TEST900'] [to:b'941105997'] [content:b'Test 824']
2025-01-16 06:47:37 ERROR 1 SMPPC [cid:line13conn] is not bound: Discarding (#1) SubmitSmPDU[3f7d4967-7430-48ba-b49c-555781d00887], over-aged 1225 seconds.