Source note · Carrier escalation evidence packages
The Teams admin center SIP call flow shows a chronological ladder diagram of SIP messages exchanged between the customer SBC and the Microsoft SIP Proxy for a selected Direct Routing call.
Checked 2026-09-24
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- SIP call flow
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- SIP call flow for Direct Routing in Microsoft Teams — Microsoft · tier 2 current vendor documentation · Intro and section Understanding the SIP call flow view
Cite this note
APA
WarmTransfer. (2026, September 24). Carrier escalation evidence packages: source note carrier-escalation-evidence-ms-sip-call-flow-view. WarmTransfer. https://warmtransfer.net/knowledge/claims/carrier-escalation-evidence-ms-sip-call-flow-view
BibTeX
@misc{warmtransfer-claim-carrier-escalation-evidence-ms-sip-call-flow-view,
title = {Carrier escalation evidence packages: source note carrier-escalation-evidence-ms-sip-call-flow-view},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/carrier-escalation-evidence-ms-sip-call-flow-view},
note = {Source note carrier-escalation-evidence-ms-sip-call-flow-view, checked 2026-09-24}
}