Source note · SIP registration failures
For SIP phones on CUCME, Cisco says to check that the registrar server is enabled and that a voice register pool matches the phone. A failed match is logged as 'No pool match for the registration request'.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Unified Communications Manager Express
- Subsystem
- sip-phone-registration
- Deployment
- on-premises
- Region
- not restricted
- Release range
- document dated 2018-11-23
- Checked
- 2026-09-25
Sources
- Troubleshoot IP Phone Registration Issues with CUCME — Cisco · tier 2 current vendor documentation · SIP phone troubleshooting steps (registrar server check; pool match failure reason)
Cite this note
APA
WarmTransfer. (2026, September 25). SIP registration failures: source note sip-registration-failures-cme-registrar-pool. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-registration-failures-cme-registrar-pool
BibTeX
@misc{warmtransfer-claim-sip-registration-failures-cme-registrar-pool,
title = {SIP registration failures: source note sip-registration-failures-cme-registrar-pool},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-registration-failures-cme-registrar-pool},
note = {Source note sip-registration-failures-cme-registrar-pool, checked 2026-09-25}
}