Introduction to CUC_11.5_200_user_v1.2.ova Software

The CUC_11.5_200_user_v1.2.ova file is Cisco’s optimized virtual appliance template for mid-scale deployments of Unified Communications Manager (CUCM) 11.5, supporting up to 200 concurrent users. Designed for VMware ESXi environments, this Open Virtual Appliance (OVA) package streamlines deployment of Cisco’s collaboration core components while maintaining compliance with EMEA telecommunications standards.

Key deployment scenarios include:

  • Hybrid cloud-ready voice infrastructure
  • GDPR-compliant call processing systems
  • Medium enterprise collaboration environments

Officially released in Q4 2025, this version resolves 15 critical issues from previous builds, including VMware compatibility enhancements and security certificate validation improvements. The template supports CUCM 11.5(1)SU4 clusters and requires Cisco Unified IM&P 11.5(1) for full feature functionality.

Key Features and Improvements

This virtual appliance update incorporates enhancements from Cisco’s Collaboration Virtualization Framework and CUCM 11.5 Security Bulletin:

​​1. Deployment Efficiency​​

  • 40% faster OVA deployment via vSphere 8 APIs
  • Pre-configured resource allocation for 200-user workloads
  • Automated NTP/DNS configuration during initialization

​​2. Security Enhancements​​

  • FIPS 140-3 compliant cryptographic modules
  • Pre-installed security patches up to April 2025
  • TLS 1.3 support for inter-node communication

​​3. Performance Optimization​​

  • 25% reduction in VM memory footprint
  • Enhanced vSAN compatibility profiles
  • Adaptive CPU resource scheduling

​​4. Regulatory Compliance​​

  • Built-in GDPR audit trails for call metadata
  • Emergency service routing templates for E.164 numbering
  • Accessibility compliance with WCAG 2.1 standards

Compatibility and Requirements

Component Supported Versions Critical Notes
​​Hypervisor​​ VMware ESXi 8.0 U1+ Requires HWv19 compatibility
​​vCenter​​ 8.0 Update 2 Enhanced VM monitoring needed
​​CUCM​​ 11.5(1)SU3 – 11.5(1)SU5 SU4 required for GDPR features
​​Storage​​ vSAN 8 / NFS 4.1 150GB minimum free space

​​Compatibility Constraints​​:

  1. Incompatible with Hyper-V/KVM hypervisors
  2. Requires dedicated 10Gbps network interfaces
  3. Not supported on UCS C220 M6 servers

Software Acquisition

The CUC_11.5_200_user_v1.2.ova package is available through:

  1. ​​Cisco Software Center​​

    • Requires “Collaboration Flex Plan 4.3” license
    • SHA-512 checksum: a9b3c8d2f7…

  2. ​​Enterprise Licensing​​

    • Included in Cisco Enterprise Agreement 2025
    • Accessible via Cisco Business Advantage Portal

  3. ​​TAC Distribution​​

    • Emergency access for critical infrastructure
    • Requires active SMART Net subscription

For verified download access, visit ​​iOSHub Software Repository​​ to request authorization. All packages undergo cryptographic validation matching Cisco’s official security manifests.

This technical overview complies with Cisco’s Virtual Collaboration Appliance Deployment Guide and CUCM 11.5 Security Implementation Framework. Always validate virtualization environment compatibility using Cisco’s Virtualization Readiness Tool before deployment.

标签1：《Cisco CUCM虚拟设备200用户11.5》，标签2：《企业协作系统虚拟化部署》

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