/mcpInstant Messaging & Presence Operating in Normal mode Destination/Listener Protocol Application Minimum TLSversion 1.3 Minimum TLS version 1.2 Minimum TLS version 1.1 Minimum TLSversion 1.0 TLS 1.3 TLS 1.2, TLS 1.3 TLS 1.1, TLS 1.2, TLS 1.3 TLS 1.0, TLS 1.1, TLS 1.2, TLS 1.3 1521, 2484 TLS Oracle External Dabatbase TLS 1.3 Note TLS 1.3 is supported only from Release 15SU3 onwards. TLS 1.2, TLS 1.3 TLS 1.1, TLS 1.2, TLS 1.3 TLS 1.0, TLS 1.1, TLS 1.2, TLS 1.3 1433 TLS MS SQL External Database Security Guide for Cisco Unified Communications Manager, Release 15 and SUs 215 Basic System Security Ports Affected by Transport Layer Security Version 1.3