Source note · UC disaster recovery and business continuity
The only UI sign that a Teams client has switched to SBA (Appliance) mode is a banner; if the banner is absent the user is not in SBA mode and calling will not work.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Teams Phone with Direct Routing
- Subsystem
- Survivable Branch Appliance
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Survivable Branch Appliance for Direct Routing — Microsoft (Microsoft Learn) · tier 2 current vendor documentation · How it works, Connection to the SBA on the Teams Client Side
Cite this note
APA
WarmTransfer. (2026, September 25). UC disaster recovery and business continuity: source note uc-disaster-recovery-teams-sba-banner. WarmTransfer. https://warmtransfer.net/knowledge/claims/uc-disaster-recovery-teams-sba-banner
BibTeX
@misc{warmtransfer-claim-uc-disaster-recovery-teams-sba-banner,
title = {UC disaster recovery and business continuity: source note uc-disaster-recovery-teams-sba-banner},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/uc-disaster-recovery-teams-sba-banner},
note = {Source note uc-disaster-recovery-teams-sba-banner, checked 2026-09-25}
}