/mcpCisco Unified Communications Manager Operating in Normal mode Destination / Listener Protocol Application Minimum TLS version 1.3 Minimum TLS version 1.2 Minimum TLS version 1.1 Minimum TLS version 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 7501 Not applicable Intercluster Lookup Service (ILS) 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 9005 Not Applicable Location Bandwidth Manager (LBM) 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 8443 Simple Object Access Protocol (SOAP) Administrative XML (AXL) TLS 1.3 TLS 1.2, TLS 1.3 TLS 1.2, TLS 1.3 TLS 1.2, TLS 1.3 9443 TCP High Available- Proxy (HA-Proxy) 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 9560 Secure web socket (wss) Local Push Notification Service (LPNS) 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 5090/5091 (configurable) TCP SIP OAuth 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 5061 (configurable) Session Initiation Protocol (SIP) SIP-SIG TLS 1.3 TLS 1.2, TLS 1.3 TLS 1.2, TLS 1.3 TLS 1.2, TLS 1.3 6971, 6972 TCP HA Proxy 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 8443 HTTPS Cisco Tomcat 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 2445 Proprietary Trust Verification Service (TVS) Instant Messaging and Presence Service Ports Affected by Transport Layer Security Version 1.3 The following table lists the IM and Presence Service Ports Affected By Transport Layer Security Version 1.3: Security Guide for Cisco Unified Communications Manager, Release 15 and SUs 213 Basic System Security Ports Affected by Transport Layer Security Version 1.3