Cheat code
Cutover cheat sheet
- Discover owner, gateway, recording, emergency location.
- Normalize to +E.164.
- Canary one user, including callback.
- Write the rollback before the window.
- Stop if the canary proof is missing.
A teaching checklist. Florida Crystals is a published outcome, not a template: Microsoft customer story.
Sources and go deeper
Opened 2026-10. A row marked confirm has no link, because that page was not verified.
- Webex. Get started with Webex Calling last checked 2026-10
- Webex. Webex Help Center last checked 2026-10
- Webex. Get started with Local Gateway last checked 2026-10
- Webex. Configure Local Gateway on Cisco IOS XE for Webex Calling last checked 2026-10
- Protocol and ports. Port reference for Webex Calling last checked 2026-10
- Cisco. Cisco Unified Communications Manager product support last checked 2026-10
- Cisco. System Configuration Guide for CUCM, Release 15 last checked 2026-10
- Community. Cisco Community, Collaboration knowledge base last checked 2026-10
- Wikipedia. Voice over IP (Wikipedia) last checked 2026-10
- Webex. Webex Calling survivability gateway guide. confirm. A survivability-gateway article was not opened, so this row has no link. The local-gateway guide that did open is listed above. last checked 2026-10