Ensure you download the version matching your CUCM release (12.x, 14.x, or 15.x). Do not use third-party download sites.
Check and select System (Enhanced) from the dropdown. 💡 Key Features of RTMT Installing RTMT version 14 Windows 11 Install
| Component | Minimum Requirement | |-----------|---------------------| | | Windows 11 Pro or Enterprise (Home edition may have security restrictions) | | CPU | Intel Core i5 (8th gen or newer) | | RAM | 8 GB (4 GB for RTMT, 4 GB for OS) | | Disk Space | 500 MB for RTMT + 1 GB for logs | | Java | JRE 1.8 (32-bit version recommended) | | Display | 1366x768 (1920x1080 recommended for graph clarity) | | Network | Access to CUCM Publisher/Subscriber over HTTPS/Port 8443 | rtmt windows 11
Before installing, ensure your Windows 11 machine meets these baseline requirements:
Ensure you have Oracle JDK 1.8 (8u341 or later) installed for TLS 1.3 compatibility. Environment Variable: Open Advanced System Settings > Environment Variables . Under System Variables , click New . Variable name: JAVA_TOOL_OPTIONS Variable value: "-Dos.name=Windows 7" . 3. Display Fix (Tiny Text/DPI Issues) Ensure you download the version matching your CUCM
Let me know, and I’ll provide exact steps to install or fix the issue.
As of 2025, Cisco has not released a dedicated Windows 11 RTMT client. The company is gradually moving toward: 💡 Key Features of RTMT Installing RTMT version
– Unlikely but possible
Installing RTMT version 14 Windows 11 Install - Cisco Community