Source note · SIP trunk carrier turn-up and acceptance testing
The Direct Routing ForwardPAI setting defaults to False; when it is on, the P-Asserted-Identity header is forwarded with the call and a Privacy:ID header is also sent.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- caller-id
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Connect your Session Border Controller (SBC) to Direct Routing — Microsoft · tier 2 current vendor documentation · SBC settings table, ForwardPAI row
Cite this note
APA
WarmTransfer. (2026, September 25). SIP trunk carrier turn-up and acceptance testing: source note sip-trunk-carrier-turn-up-dr-forward-pai. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trunk-carrier-turn-up-dr-forward-pai
BibTeX
@misc{warmtransfer-claim-sip-trunk-carrier-turn-up-dr-forward-pai,
title = {SIP trunk carrier turn-up and acceptance testing: source note sip-trunk-carrier-turn-up-dr-forward-pai},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trunk-carrier-turn-up-dr-forward-pai},
note = {Source note sip-trunk-carrier-turn-up-dr-forward-pai, checked 2026-09-25}
}