Source note · SIP trunk carrier turn-up and acceptance testing
Twilio Elastic SIP Trunking accepts up to ten origination SIP URIs, ordered by priority (lower number is preferred) with weight splitting load among equal priorities, and fails over to the next URI after 4 seconds without a SIP response.
Checked 2026-09-25
If there is no SIP response from a given server, Twilio will fail over after 4 seconds.
- Vendor
- Twilio
- Product
- Elastic SIP Trunking
- Subsystem
- failover
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Elastic SIP Trunking — Twilio · tier 2 current vendor documentation · Origination section, origination URIs, priority and weight
Cite this note
APA
WarmTransfer. (2026, September 25). SIP trunk carrier turn-up and acceptance testing: source note sip-trunk-carrier-turn-up-twilio-orig-failover. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trunk-carrier-turn-up-twilio-orig-failover
BibTeX
@misc{warmtransfer-claim-sip-trunk-carrier-turn-up-twilio-orig-failover,
title = {SIP trunk carrier turn-up and acceptance testing: source note sip-trunk-carrier-turn-up-twilio-orig-failover},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trunk-carrier-turn-up-twilio-orig-failover},
note = {Source note sip-trunk-carrier-turn-up-twilio-orig-failover, checked 2026-09-25}
}