Source note · SIP session timers
Microsoft states that use of the session timer by the SBC is not mandatory for Direct Routing.
Checked 2026-09-25
Use of the Session Timer by the SBC isn't mandatory.
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- SIP proxy
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Teams Phone System Direct Routing: SIP protocol — Microsoft · tier 2 current vendor documentation · Section 'Session timer'
Cite this note
APA
WarmTransfer. (2026, September 25). SIP session timers: source note sip-session-timers-teams-dr-sbc-optional. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-session-timers-teams-dr-sbc-optional
BibTeX
@misc{warmtransfer-claim-sip-session-timers-teams-dr-sbc-optional,
title = {SIP session timers: source note sip-session-timers-teams-dr-sbc-optional},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-session-timers-teams-dr-sbc-optional},
note = {Source note sip-session-timers-teams-dr-sbc-optional, checked 2026-09-25}
}