Cisco's Unified CCX product support page lists releases 11.6, 12.0, 12.5 with service updates SU1 to SU3, and 15.0, and lists no 12.6 release.
Checked 2026-09-22 · superseded by cisco-on-premises-contact-center-eos-uccx-two-releases
- Vendor
- Cisco
- Product
- Cisco Unified Contact Center Express
- Subsystem
- release train
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 11.6 through 15.0
- Checked
- 2026-09-22
Sources
- Cisco Unified Contact Center Express - Support and Downloads — Cisco Systems · tier 2 current vendor documentation · release selector list on the Unified CCX support and downloads page
Cite this note
APA
WarmTransfer. (2026, September 22). End of sale of Cisco on-premises contact center 12.5 and 12.6: source note cisco-on-premises-contact-center-end-of-sale-uccx-no-126. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-on-premises-contact-center-end-of-sale-uccx-no-126
BibTeX
@misc{warmtransfer-claim-cisco-on-premises-contact-center-end-of-sale-uccx-no-126,
title = {End of sale of Cisco on-premises contact center 12.5 and 12.6: source note cisco-on-premises-contact-center-end-of-sale-uccx-no-126},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cisco-on-premises-contact-center-end-of-sale-uccx-no-126},
note = {Source note cisco-on-premises-contact-center-end-of-sale-uccx-no-126, checked 2026-09-22}
}