Source note · Unified CM certificate renewal
DRS uses the IPsec certificate for its public and private key encryption, so after regenerating IPsec the technote restarts Cisco DRF Master on the publisher and then Cisco DRF Local on every node.
Checked 2026-09-25
DRS makes use of the IPSec certificates for its Public/Private Key encryption
- Vendor
- Cisco
- Product
- Unified Communications Manager
- Subsystem
- ipsec-drs
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15.0 and later
- Checked
- 2026-09-25
Sources
- Regenerate Certificates In Unified Communications Manager — Cisco Systems · tier 2 current vendor documentation · IPSec certificate section
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM certificate renewal: source note cucm-certificate-renewal-ipsec-drf. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-certificate-renewal-ipsec-drf
BibTeX
@misc{warmtransfer-claim-cucm-certificate-renewal-ipsec-drf,
title = {Unified CM certificate renewal: source note cucm-certificate-renewal-ipsec-drf},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-certificate-renewal-ipsec-drf},
note = {Source note cucm-certificate-renewal-ipsec-drf, checked 2026-09-25}
}