The OPC state-transfer port is TCP 43023 for PG1 and TCP 45023 for PG2, each plus 40 times the instance number.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Unified Contact Center Enterprise
- Subsystem
- peripheral-gateway-ports
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 12.6(2)
- Checked
- 2026-10-02
Sources
- Port Utilization Guide for Cisco Unified Contact Center Solutions, Release 12.6(2) - Port Utilization in Contact Center Enterprise — Cisco Systems · tier 2 current vendor documentation · Table 1; State Xfer for OPC rows
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting UCCE peripheral gateways and CTI Server going offline: source note ucce-peripheral-gateway-troubleshooting-opc-xfer-port. WarmTransfer. https://warmtransfer.net/knowledge/claims/ucce-peripheral-gateway-troubleshooting-opc-xfer-port
BibTeX
@misc{warmtransfer-claim-ucce-peripheral-gateway-troubleshooting-opc-xfer-port,
title = {Troubleshooting UCCE peripheral gateways and CTI Server going offline: source note ucce-peripheral-gateway-troubleshooting-opc-xfer-port},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/ucce-peripheral-gateway-troubleshooting-opc-xfer-port},
note = {Source note ucce-peripheral-gateway-troubleshooting-opc-xfer-port, checked 2026-10-02}
}