Source note · SIP 488 and codec negotiation failures
CUBE does not support calls between a VAD-enabled leg and a no-VAD leg.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- CUBE
- Subsystem
- codec features
- Deployment
- on-premises
- Region
- not restricted
- Release range
- IOS XE 17.6 onwards
- Checked
- 2026-09-25
Sources
- Cisco Unified Border Element Configuration Guide - Cisco IOS XE 17.6 Onwards - Introduction to Codecs — Cisco Systems · tier 2 current vendor documentation · Introduction to Codecs - Restrictions
Cite this note
APA
WarmTransfer. (2026, September 25). SIP 488 and codec negotiation failures: source note sip-488-codec-failures-cube-vad-mismatch. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-488-codec-failures-cube-vad-mismatch
BibTeX
@misc{warmtransfer-claim-sip-488-codec-failures-cube-vad-mismatch,
title = {SIP 488 and codec negotiation failures: source note sip-488-codec-failures-cube-vad-mismatch},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-488-codec-failures-cube-vad-mismatch},
note = {Source note sip-488-codec-failures-cube-vad-mismatch, checked 2026-09-25}
}