What are response codes values?

Parameter Possible/ Example Value(s)
0 Success; Message has been sent, delivery confirmation is pending
1 Success; Message has been successfully delivered
500 Failed; Internal SMS Central Server Error
501 Failed to deliver to the network (carrier level)
503 Failed; Message has expired within the carrier
504 Failed; Message timed out within the gateway
506 Rejected; The gateway couldn't understand your message
511 Rejected; Your username or password is incorrect
512 Rejected; Username/Password is incorrect in a reply message
513 Rejected; Message rejected due to being a duplicate message
514 Rejected; No ‘RECIPIENT’ value was provided
515 Failed; Message sent upstream, no response from upstream on message status
516 Failed; Queue was stopped and message was killed
517 Failed; We tried and re-tried by could not get the message out to the networks.
518 Failed; Source address is the same as Destination Address
519 Rejected; The number you tried sending to is blacklisted
520 Rejected; Filter attached has rejected the message
521 Rejected; Reference search found no matching messages
522 Rejected; no positive or negative response from carriers so cannot resend.
523 Rejected; Recipient has insufficient credit in their prepaid SIM
524 Failed; Failed to connect to the upstream gateway
525 Failed; Invalid recipient
527 This message has been manually resent
528 The little message that couldn't (too many
retries, time to give up)
531 Rejected; Your message contains no content
532 Rejected; Your message content has invalid characters. Please check your message text.
534 Rejected; Credit limit exceeded. You have run out of SMS credit
535 Rejected: Your ‘ORIGINATOR’ value is not valid
536 Notice; Your message has been temporarily delayed
543 Invalid REPLYPATH (needs to be a valid URL
or Email Address)
545 Invalid REPLYTYPE (allowed values are HTTP
and EMAIL)
550 Message accepted by carrier but not delivered to handset


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