Source note · SIP trunk carrier turn-up and acceptance testing
When MaxConcurrentSessions is set on a Direct Routing SBC, the alerting system notifies at 90 percent or more of the value; if it is unset, no alerts are generated.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- capacity
- 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, MaxConcurrentSessions 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-max-sessions-alert. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-trunk-carrier-turn-up-dr-max-sessions-alert
BibTeX
@misc{warmtransfer-claim-sip-trunk-carrier-turn-up-dr-max-sessions-alert,
title = {SIP trunk carrier turn-up and acceptance testing: source note sip-trunk-carrier-turn-up-dr-max-sessions-alert},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-trunk-carrier-turn-up-dr-max-sessions-alert},
note = {Source note sip-trunk-carrier-turn-up-dr-max-sessions-alert, checked 2026-09-25}
}