SIP registration

Publisher

Twilio

URL

https://www.twilio.com/docs/voice/api/sip-registration

Published

2026-08-19

Updated

unknown

Accessed

2026-09-25

HTTP status

200

License

Twilio copyright; no-redistribution; short excerpts and locators only

Source notes citing this source

• Twilio allows at most 10 active registrations per address-of-record and rejects the 11th active registration attempt for that AOR. in context
• Twilio SIP Domain registration accepts expiration values from 600 seconds to 3600 seconds and rejects lower values with 423 Interval Too Brief. in context
• Twilio authenticates REGISTER against the Credential Lists mapped to the SIP Domain, and the endpoint's username must exactly match a username in one of those lists. in context

Cite this source record

APA

WarmTransfer. (2026, August 19). SIP registration. WarmTransfer. https://warmtransfer.net/knowledge/sources/twilio-docs-sip-registration

BibTeX

@misc{warmtransfer-twilio-docs-sip-registration,
  title  = {SIP registration},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/twilio-docs-sip-registration},
  note   = {Twilio, accessed 2026-09-25}
}