Source note · Troubleshooting UCCE and CVP call failures
If the VRU dial-peer has no application bound, the gateway hands the call to the default application; the IOS VXML gateway needs the TCL bootstrap application with the cvphost parameter set and header-passing enabled.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Unified CVP
- Subsystem
- VXML gateway applications
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Unified CVP 9.0(1) with IOS VXML gateway as documented in technote 116178
- Checked
- 2026-10-02
Sources
- CVP "Send to VRU" and "Run Ext Script" Failures — Cisco Systems · tier 2 current vendor documentation · Issue 3: VXML gateway fails to invoke VRU script - missing application on dial-peer
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting UCCE and CVP call failures: source note cvp-call-failures-troubleshooting-vxml-gw-bootstrap. WarmTransfer. https://warmtransfer.net/knowledge/claims/cvp-call-failures-troubleshooting-vxml-gw-bootstrap
BibTeX
@misc{warmtransfer-claim-cvp-call-failures-troubleshooting-vxml-gw-bootstrap,
title = {Troubleshooting UCCE and CVP call failures: source note cvp-call-failures-troubleshooting-vxml-gw-bootstrap},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cvp-call-failures-troubleshooting-vxml-gw-bootstrap},
note = {Source note cvp-call-failures-troubleshooting-vxml-gw-bootstrap, checked 2026-10-02}
}