Multiple Phone System Integration Guide for Cisco Unity Connection Release 15

Publisher

Cisco Systems

URL

https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/connection/15/integration/multiple/b_cuc15intmultiple.html

Published

2021-03-26

Updated

unknown

Accessed

2026-09-25

HTTP status

200

License

Cisco proprietary documentation; no-redistribution; short excerpts and locators only

Source notes citing this source

• Multiple phone system integrations are not supported when Unity Connection is installed as Cisco Business Edition on the same server as Cisco Unified CM. in context
• The Unity Connection 15 multiple integration guide lists a total of 28 simultaneous phone system integrations, including seven Cisco Unified CM integrations through SCCP and seven through SIP trunk. disputed in context
• Each additional Cisco Unified CM cluster is added to Unity Connection as a separate phone system integration by creating a new phone system, a new port group for it, and new ports for that port group. in context
• When Unity Connection integrates with multiple phone systems, all extensions must be unique and the dial plans of the phone systems must not overlap. in context

Cite this source record

APA

WarmTransfer. (2021, March 26). Multiple Phone System Integration Guide for Cisco Unity Connection Release 15. WarmTransfer. https://warmtransfer.net/knowledge/sources/cisco-cuc15-multiple-integration

BibTeX

@misc{warmtransfer-cisco-cuc15-multiple-integration,
  title  = {Multiple Phone System Integration Guide for Cisco Unity Connection Release 15},
  author = {{WarmTransfer}},
  year   = {2021},
  url    = {https://warmtransfer.net/knowledge/sources/cisco-cuc15-multiple-integration},
  note   = {Cisco Systems, accessed 2026-09-25}
}