Source note · Setting up 802.1X authentication for Cisco IP phones
The CAPF service parameter Duration Of Certificate Validity sets how many days a CAPF-issued certificate is valid and accepts 1 to 1825.
Checked 2026-10-02
enter a number between 1 and 1825 to represent the number of days that a certificate issued by CAPF is valid
- Vendor
- Cisco
- Product
- Cisco Unified CM
- Subsystem
- CAPF
- Deployment
- on-premises
- Region
- not restricted
- Release range
- 15 and SUs
- Checked
- 2026-10-02
Sources
- System Configuration Guide for Cisco Unified Communications Manager, Release 15 and SUs - Configure CAPF — Cisco Systems · tier 2 current vendor documentation · Configure CAPF > CAPF service parameters, Duration Of Certificate Validity
Cite this note
APA
WarmTransfer. (2026, October 2). Setting up 802.1X authentication for Cisco IP phones: source note cisco-phone-8021x-setup-capf-validity-range. WarmTransfer. https://warmtransfer.net/knowledge/claims/cisco-phone-8021x-setup-capf-validity-range
BibTeX
@misc{warmtransfer-claim-cisco-phone-8021x-setup-capf-validity-range,
title = {Setting up 802.1X authentication for Cisco IP phones: source note cisco-phone-8021x-setup-capf-validity-range},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cisco-phone-8021x-setup-capf-validity-range},
note = {Source note cisco-phone-8021x-setup-capf-validity-range, checked 2026-10-02}
}