# Dedicated Instance

Dedicated Instance One page pulled from the Canon rooms named in the source column. Open the room before you quote a number in a design. This is not a copy of a Cisco document. Check What the room says Source What is Dedicated Instance, in the introduction’s first definition? A dedicated cloud instance based on Unified CM, integrated with Webex Calling, and an add-on. [cite:1] T5-R01-what-dedicated-instance-is.html Which application is Americas-only? Cisco Emergency Responder. [cite:1] T5-R01-what-dedicated-instance-is.html Can a Webex Calling user join a Dedicated Instance hunt group? No. The article uses that as the example of features that are not harmonized. [cite:1] T5-R01-what-dedicated-instance-is.html What sets the call-processing node count? Knowledge Workers and Common Area devices from the First Time Setup Wizard. The Dedicated Instance team sizes the apps. [cite:1] T5-R01-what-dedicated-instance-is.html What is the full-cluster device figure? Up to 8 call-processing servers or approximately 50,000 devices on version 14 and above, and 50,000 configured devices as the partner limit. [cite:1] T5-R01-what-dedicated-instance-is.html How many end users can be in the cluster? A maximum of 160,000, configured or synchronized over LDAP. [cite:1] T5-R01-what-dedicated-instance-is.html When is SME eligible, and whose network carries SME replication? At three clusters. Replication traverses the Cisco backbone, not the customer network. [cite:1] T5-R01-what-dedicated-instance-is.html Back to the lab · Cheat Codes

## 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: [Introduction to Dedicated Instance](https://help.webex.com/en-us/article/dk3o5r/Introduction-to-Dedicated-Instance) — last checked 2026-10
- Vendor doc: [Base configuration](https://help.webex.com/en-us/article/2vpf1/Dedicated-Instance-for-Webex-Calling-Base-Configuration) — last checked 2026-10
- Vendor doc: [help.webex.com article py6u9h](https://help.webex.com/article/py6u9h) — last checked 2026-10

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