Source note · Remote site survivability patterns
In SBA mode a Teams client can make and receive PSTN calls through the local SBC, hold and resume, blind transfer, forward to a single number or Teams user, redirect PSTN calls meant for call queues or auto attendants, use VoIP fallback, and call other local users behind the same SBA.
Checked 2026-09-24
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- survivable-branch-appliance
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Survivable Branch Appliance for Direct Routing — Microsoft (Microsoft Learn) · tier 2 current vendor documentation · How it works (list of calling functionality in offline mode)
Cite this note
APA
WarmTransfer. (2026, September 24). Remote site survivability patterns: source note survivability-remote-site-sba-offline-features. WarmTransfer. https://warmtransfer.net/knowledge/claims/survivability-remote-site-sba-offline-features
BibTeX
@misc{warmtransfer-claim-survivability-remote-site-sba-offline-features,
title = {Remote site survivability patterns: source note survivability-remote-site-sba-offline-features},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/survivability-remote-site-sba-offline-features},
note = {Source note survivability-remote-site-sba-offline-features, checked 2026-09-24}
}