Source note · SIP TLS handshake failures on trunks
Cisco TAC's CUBE SIP TLS technote lists debug crypto pki api, callbacks, messages and transactions, debug ssl openssl errors, msg and states, and debug ip tcp transactions for troubleshooting TLS.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Unified Border Element (IOS XE)
- Subsystem
- diagnostics
- Deployment
- on-premises
- Region
- not restricted
- Release range
- as published 2020-04-21
- Checked
- 2026-09-25
Sources
- Configure SIP TLS Between CUCM-CUBE/CUBE-SBC With CA Signed Certificates — Cisco · tier 2 current vendor documentation · Troubleshoot section, debug command list
Cite this note
APA
WarmTransfer. (2026, September 25). SIP TLS handshake failures on trunks: source note sip-tls-handshake-failures-cube-debug-set. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-tls-handshake-failures-cube-debug-set
BibTeX
@misc{warmtransfer-claim-sip-tls-handshake-failures-cube-debug-set,
title = {SIP TLS handshake failures on trunks: source note sip-tls-handshake-failures-cube-debug-set},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-tls-handshake-failures-cube-debug-set},
note = {Source note sip-tls-handshake-failures-cube-debug-set, checked 2026-09-25}
}