Release Notes for Cisco Unified Communications Manager and the IM and Presence Service, Release 15SU5

Publisher

Cisco Systems

URL

https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/rel_notes/15/SU5/cucm_b_release-notes-for-cucm-imp-15su5.html

Published

2026-10-14

Updated

unknown

Accessed

2026-10-14

HTTP status

200

License

Cisco website terms of use; all rights reserved; no-redistribution; short excerpts and locators only

Source notes citing this source

• The Unified CM 15SU5 build is 15.0.1.15900-150. in context
• Starting with 15SU5, device firmware is no longer bundled with the Unified CM software. in context
• 15SU5 adds hypervisor support for VMware ESX 9.0 and 9.1 and Nutanix AHV 11.0 (with AOS 7.5) for on-premises calling applications. in context
• The IM and Presence Service 15SU5 build is 15.0.1.15900-42. in context
• Remote Call Control with Microsoft Lync Server is not supported on IM and Presence Release 15. It remains supported on 12.5.x and 14 and their SUs until their EOL/EOS. in context
• Release notes for Unified CM and IM and Presence Release 15SU5 were published October 14, 2026. in context

Cite this source record

APA

WarmTransfer. (2026, October 14). Release Notes for Cisco Unified Communications Manager and the IM and Presence Service, Release 15SU5. WarmTransfer. https://warmtransfer.net/knowledge/sources/cisco-relnotes-cucm-imp-15su5

BibTeX

@misc{warmtransfer-cisco-relnotes-cucm-imp-15su5,
  title  = {Release Notes for Cisco Unified Communications Manager and the IM and Presence Service, Release 15SU5},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/cisco-relnotes-cucm-imp-15su5},
  note   = {Cisco Systems, accessed 2026-10-14}
}