The pairing code shown after pressing Sign-in on a SIP phone is time-sensitive; if it expires the user must press Back on the phone and start sign-in again.
Checked 2026-10-02
The pairing code is time-sensitive.
- Vendor
- Microsoft
- Product
- Microsoft Teams SIP Gateway
- Subsystem
- authentication
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-10-02
- Checked
- 2026-10-02
Sources
- Configure SIP Gateway — Microsoft · tier 2 current vendor documentation · Configure SIP Gateway > How to sign in and sign out > User pairing and sign-in > step 1
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting phones signing in through Teams SIP Gateway: source note teams-sip-gateway-troubleshooting-pairing-code-expiry. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-sip-gateway-troubleshooting-pairing-code-expiry
BibTeX
@misc{warmtransfer-claim-teams-sip-gateway-troubleshooting-pairing-code-expiry,
title = {Troubleshooting phones signing in through Teams SIP Gateway: source note teams-sip-gateway-troubleshooting-pairing-code-expiry},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-sip-gateway-troubleshooting-pairing-code-expiry},
note = {Source note teams-sip-gateway-troubleshooting-pairing-code-expiry, checked 2026-10-02}
}