Source note · SIP OPTIONS pings and trunk keepalives
Teams Direct Routing monitors SBC health using the SIP OPTIONS messages the SBC sends, and the tenant administrator does not need to do anything to turn this monitoring on.
Checked 2026-09-24
Direct Routing uses SIP options sent by the Session Border Controllers to monitor SBC health.
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- SBC health monitoring
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Monitor Direct Routing — Microsoft · tier 2 current vendor documentation · section 'Monitoring availability of Session Border Controllers using Session Initiation Protocol (SIP) options messages', first paragraph
Cite this note
APA
WarmTransfer. (2026, September 24). SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-dr-sbc-options-health. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-options-keepalive-dr-sbc-options-health
BibTeX
@misc{warmtransfer-claim-sip-options-keepalive-dr-sbc-options-health,
title = {SIP OPTIONS pings and trunk keepalives: source note sip-options-keepalive-dr-sbc-options-health},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-options-keepalive-dr-sbc-options-health},
note = {Source note sip-options-keepalive-dr-sbc-options-health, checked 2026-09-24}
}