Source note · CUCM CallManager SDL trace files
Outbound SIP messages appear in CallManager traces on a SIPTcp - wait_SdlSPISignal line of the form Outgoing SIP TCP message to <ip> on port <port> index <n>.
Checked 2026-09-22
Outgoing SIP TCP message to 10.127.227.7 on port 55522 index 16
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- SIP signalling in SDL trace
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 11.5 examples
- Checked
- 2026-09-22
Sources
- Native Call Queueing Enhancement in CUCM 11.5 — Cisco Systems · tier 2 current vendor documentation · Log Analysis (sample traces)
Cite this note
APA
WarmTransfer. (2026, September 22). CUCM CallManager SDL trace files: source note cucm-sdl-trace-files-sip-outgoing-line. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-sdl-trace-files-sip-outgoing-line
BibTeX
@misc{warmtransfer-claim-cucm-sdl-trace-files-sip-outgoing-line,
title = {CUCM CallManager SDL trace files: source note cucm-sdl-trace-files-sip-outgoing-line},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-sdl-trace-files-sip-outgoing-line},
note = {Source note cucm-sdl-trace-files-sip-outgoing-line, checked 2026-09-22}
}