# Glossary

Glossary Short definitions used in this lab. Rooms hold the longer form. Item What to remember Source Control Hub The organization console. nuylwki Local Gateway Customer edge for premises PSTN. Not a phone registrar. t9xctu Entry point Where a contact-center call arrives. utqcm7 Dedicated Instance Customer UC applications in Webex, not multi-tenant Calling. T5-R01 HELD The location request phones use toward RedSky. av6oo3 Back to the lab

## Sources and go deeper

Checked links were opened this month. A confirm row has no address because that page was not opened.

- Wikipedia: [Webex (Wikipedia)](https://en.wikipedia.org/wiki/Webex) — last checked 2026-10
- Vendor doc: [Webex Help Center](https://help.webex.com/) — last checked 2026-10
- DevDocs: [Webex developer documentation](https://developer.webex.com/) — last checked 2026-10
- DevDocs: [Webex developer getting started](https://developer.webex.com/docs/getting-started) — last checked 2026-10
- Community: [Webex community](https://help.webex.com/community) — last checked 2026-10
- SRND: [Cisco Collaboration design zone](https://www.cisco.com/c/en/us/solutions/enterprise/design-zone-collaboration/index.html) — last checked 2026-10
- RFC: [RFC 3261 SIP: Session Initiation Protocol](https://www.rfc-editor.org/rfc/rfc3261) — last checked 2026-10
- Port table: [IANA service name and port number registry](https://www.iana.org/assignments/service-names-port-numbers/service-names-port-numbers.xhtml) — last checked 2026-10
- Port table: [Port reference for Webex Calling](https://help.webex.com/article/b2exve) — last checked 2026-10
- Release notes: [What's new in Webex Calling](https://help.webex.com/article/278bz2) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/nkhozs6/Get-Started-with-Control-Hub](https://help.webex.com/article/nkhozs6/Get-Started-with-Control-Hub) — last checked 2026-10
- Vendor doc: [https://help.webex.com/en-us/article/fs78p5/Assign-organization-account-roles-in-Control-Hub](https://help.webex.com/en-us/article/fs78p5/Assign-organization-account-roles-in-Control-Hub) — last checked 2026-10
- Vendor doc: [https://help.webex.com/en-us/article/ajh6iy](https://help.webex.com/en-us/article/ajh6iy) — last checked 2026-10
- Vendor doc: [https://help.webex.com/en-us/article/njvdjf2/Configure-Webex-Calling-for-your-organization](https://help.webex.com/en-us/article/njvdjf2/Configure-Webex-Calling-for-your-organization) — last checked 2026-10
- Vendor doc: [https://help.webex.com/en-us/article/nuylwki/Control-Hub](https://help.webex.com/en-us/article/nuylwki/Control-Hub) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/z3elky/Devices-page-in-Control-Hub](https://help.webex.com/article/z3elky/Devices-page-in-Control-Hub) — last checked 2026-10
- Vendor doc: [https://developer.webex.com/docs/api/v1/workspace-locations](https://developer.webex.com/docs/api/v1/workspace-locations) — last checked 2026-10
- Vendor doc: [https://help.webex.com/en-us/article/x7l1qbb/Customized-roles-in-Control-Hub](https://help.webex.com/en-us/article/x7l1qbb/Customized-roles-in-Control-Hub) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/zqvufbb](https://help.webex.com/article/zqvufbb) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/lfu88u](https://help.webex.com/article/lfu88u) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/3211gv](https://help.webex.com/article/3211gv) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/n0rlwxe](https://help.webex.com/article/n0rlwxe) — last checked 2026-10
- Vendor doc: [https://help.webex.com/article/nyx7kubb](https://help.webex.com/article/nyx7kubb) — last checked 2026-10
- Vendor doc: [help.webex.com article 16gmxfb](https://help.webex.com/article/16gmxfb) — last checked 2026-10
- Vendor doc: [help.webex.com article nbedetf](https://help.webex.com/article/nbedetf) — last checked 2026-10
- Vendor doc: [help.webex.com article n1ku0vfb](https://help.webex.com/article/n1ku0vfb) — last checked 2026-10
- Vendor doc: [help.webex.com article 760wbi](https://help.webex.com/article/760wbi) — last checked 2026-10

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