What do common Twilio error messages mean, like SIP 603 and SIP 604?

Amr

Last Update 6 maanden geleden

Answer:

Common Twilio error messages include:



  • SIP 603 Decline: This usually means the call was rejected by the recipient's carrier.


  • SIP 604 Does Not Exist Anywhere: This suggests that the number you're calling is not recognized by the carrier.


  • SIP 484 Address Incomplete: This indicates a formatting issue with the number being dialed.


For more details on resolving these errors, check out this guide.

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