/mcputils tls client-auth-validation enable This command enables validation of the Client Authentication EKU for certificates presented during mutual TLS handshakes across the cluster. utils tls client-auth-validation enable Command Modes Administrator (admin:) Requirements Command privilege level: 1 Applies to: Unified Communications Manager, IM and Presence Service on Unified Communications Manager Example admin:utils tls client-auth-validation enable Warning: Restart the following services on all nodes for the change to take effect. On Unified Communications Manager: Cisco Tomcat utils ipsec restart On IM and Presence Service: Cisco Config Agent Cisco XCP Config Manager Cisco XCP Router Cisco XCP Connection Manager Cisco Tomcat utils ipsec restart Proceed with this operation (yes|no)? yes Client Authentication validation has been enabled successfully across all nodes in the cluster. utils tls client-auth-validation status This command shows the validation status of the Client Authentication EKU for certificates presented during mutual TLS handshakes across the cluster. utils tls client-auth-validation status Command Modes Administrator (admin:) Requirements Command privilege level: 1 Applies to: Unified Communications Manager, IM and Presence Service on Unified Communications Manager Command Line Interface Reference Guide for Cisco Unified Communications Solutions, Release 15 and SUs 380 Utils Commands utils tls client-auth-validation enable