FreeSWITCH maps a received SIP 484 Address Incomplete to hangup cause INVALID_NUMBER_FORMAT.
Checked 2026-10-02
- Vendor
- SignalWire
- Product
- FreeSWITCH
- Subsystem
- Hangup cause mapping
- Deployment
- on-premises
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Chapter 42: Call-Setup Failures — SignalWire (FreeSWITCH documentation) · tier 2 current vendor documentation · SIP response mapping table, 484 row
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting SIP 404 Not Found and 484 Address Incomplete call failures: source note sip-404-484-troubleshooting-fs-484-invalid-format. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-404-484-troubleshooting-fs-484-invalid-format
BibTeX
@misc{warmtransfer-claim-sip-404-484-troubleshooting-fs-484-invalid-format,
title = {Troubleshooting SIP 404 Not Found and 484 Address Incomplete call failures: source note sip-404-484-troubleshooting-fs-484-invalid-format},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-404-484-troubleshooting-fs-484-invalid-format},
note = {Source note sip-404-484-troubleshooting-fs-484-invalid-format, checked 2026-10-02}
}