Source note · Troubleshooting inbound calls to Webex Calling numbers
The Local Gateway SIP profile adds the Control Hub trunk group OTG/DTG identifier to the From header so Webex Calling can identify which Local Gateway site within an enterprise sent the call.
Checked 2026-09-30
Modifies the From header to include the trunk group OTG/DTG identifier from the Control Hub to uniquely identify a Local Gateway site within an enterprise.
- Vendor
- Cisco
- Product
- Webex Calling Local Gateway (CUBE on IOS XE)
- Subsystem
- SIP profiles
- Deployment
- multi-tenant, premises-gateway
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Configure Local Gateway on Cisco IOS XE for Webex Calling — Cisco Systems, Inc. (Webex Help Center) · tier 2 current vendor documentation · Registration-based trunk SIP profile explanation (rule modifying From header)
Cite this note
APA
WarmTransfer. (2026, September 30). Troubleshooting inbound calls to Webex Calling numbers: source note webex-calling-inbound-call-failures-lgw-otg-dtg. WarmTransfer. https://warmtransfer.net/knowledge/claims/webex-calling-inbound-call-failures-lgw-otg-dtg
BibTeX
@misc{warmtransfer-claim-webex-calling-inbound-call-failures-lgw-otg-dtg,
title = {Troubleshooting inbound calls to Webex Calling numbers: source note webex-calling-inbound-call-failures-lgw-otg-dtg},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/webex-calling-inbound-call-failures-lgw-otg-dtg},
note = {Source note webex-calling-inbound-call-failures-lgw-otg-dtg, checked 2026-09-30}
}