Source note · CUCM to Teams Phone migration
The certified SBC page repeats that media re-targeting isn't supported: if the SBC sends a new media IP during a Direct Routing call it is negotiated in signalling but Teams never sends media to the new address.
Checked 2026-09-16
During a Direct Routing call, if the SBC sends a new media IP to Teams Direct Routing, although it is negotiated in the SIP signaling, the media is never sent to the new IP address from Teams Direct Routing.
- Vendor
- Microsoft
- Product
- certified SBC list
- Subsystem
- media path
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-16
- Checked
- 2026-09-16
Sources
- Session Border Controllers certified for Direct Routing - Microsoft Teams — Microsoft · tier 2 current vendor documentation · Session Border Controllers certified for Direct Routing > final Note
Cite this note
APA
WarmTransfer. (2026, September 16). CUCM to Teams Phone migration: source note cucm-to-teams-phone-sbc-media-retargeting. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-sbc-media-retargeting
BibTeX
@misc{warmtransfer-claim-cucm-to-teams-phone-sbc-media-retargeting,
title = {CUCM to Teams Phone migration: source note cucm-to-teams-phone-sbc-media-retargeting},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-to-teams-phone-sbc-media-retargeting},
note = {Source note cucm-to-teams-phone-sbc-media-retargeting, checked 2026-09-16}
}