Three new messaging error codes are being created and will take effect by September 30, 2022:
- volumetric-violation
- SMPP/MM4: 785
- API: 4785
- tfn-not-verified
- SMPP/MM4: 795
- API: 4795
- media-content-invalid
- SMPP/MM4: 712
- API: 4712
Please review our full list of SMPP SMS Delivery Receipts and Error Codes and Messaging API HTTP Error Codes for more details.