Cisco's Preferred Architecture states the default T302 of 15,000 ms is typically too long.
Checked 2026-10-02
The default of 15,000 milliseconds (ms) typically is too long.
- Vendor
- Cisco
- Product
- Cisco Unified Communications Manager
- Subsystem
- service parameters
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 12.x preferred architecture
- Checked
- 2026-10-02
Sources
- Preferred Architecture for Cisco Collaboration 12.x Enterprise On-Premises Deployments, CVD - Call Control — Cisco Systems · tier 2 current vendor documentation · Service Parameter Settings (T302 Timer)
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting calls that wait several seconds before routing in Unified CM: source note cucm-interdigit-delay-troubleshooting-pa-t302-too-long. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-interdigit-delay-troubleshooting-pa-t302-too-long
BibTeX
@misc{warmtransfer-claim-cucm-interdigit-delay-troubleshooting-pa-t302-too-long,
title = {Troubleshooting calls that wait several seconds before routing in Unified CM: source note cucm-interdigit-delay-troubleshooting-pa-t302-too-long},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-interdigit-delay-troubleshooting-pa-t302-too-long},
note = {Source note cucm-interdigit-delay-troubleshooting-pa-t302-too-long, checked 2026-10-02}
}