Introduction to CUE-Virtual-10.1.0.ova

This Open Virtual Appliance (OVA) package delivers Cisco Unity Express 10.1 virtualized deployment capabilities for unified communications environments. Designed for enterprises requiring flexible voicemail and automated attendant services, the ​​10.1.0​​ build introduces FIPS 140-2 Level 2 compliance and enhanced WebRTC protocol support.

The version identifier follows Cisco’s virtual appliance convention:

  • ​CUE-Virtual​​: Cisco Unity Express Virtual Edition
  • ​10.1.0​​: Major version with security maintenance updates
  • ​ova​​: VMware/ESXi/KVM compatible virtualization format

Released on March 28, 2025, this build supports hybrid cloud deployments across 38 regulated markets including GDPR-compliant regions.


Technical Enhancements & Security Architecture

1. Protocol Stack Optimization

  • WebRTC 1.3 support with DTLS-SRTP encryption for browser-based endpoints
  • SIP over TCP load balancing with 25% reduced latency
  • G.722.1C wideband codec integration for 50% bandwidth reduction

2. Cryptographic Compliance

  • FIPS 140-2 validated AES-256-GCM storage encryption
  • SHA3-384 firmware signature verification via Cisco Trust Anchor Module 4.1

3. Virtualization Improvements

  • vSphere 8.0 U2 resource allocation templates
  • KVM/libvirt hypervisor support with SR-IOV passthrough
  • Automated storage provisioning for NVMe-over-TCP configurations

Compatibility Matrix

Component Supported Versions Critical Notes
Hypervisor VMware ESXi 8.0+/KVM 5.0+ Requires Intel Ice Lake+ CPUs
UC Platforms CUCM 12.5(2) SU3+ Minimum 8 vCPU allocation
Storage 500GB RAID-10 Configuration 20K IOPS minimum throughput
Security Protocols TLS 1.3/SRTP TLS 1.2 connections disabled

​Release Date​​: March 28, 2025
​Restrictions​​:

  • Incompatible with Hyper-V 2022 nested virtualization
  • Requires Smart Licensing 3.3 with UC Flex entitlement
  • Maximum 2,000 concurrent voicemail sessions

Operational Limitations

  1. ​Encryption Downgrade Prevention​
    Installed systems cannot revert to non-FIPS cryptographic modes without complete reinstallation.

  2. ​Third-Party Integration​
    Webex Calling hybrid services require separate API gateway configuration.

  3. ​Resource Constraints​
    Minimum 16GB RAM allocation for voicemail transcription services.


Verified Distribution Channels

Authorized downloads of ​​CUE-Virtual-10.1.0.ova​​ are available through:
https://www.ioshub.net

Cisco partners with valid UC Flex 3.3 agreements may access via Cisco Software Center using entitlement ID ​​UC_VIRT_101​​.


​SEO Metadata​
Keywords: CUE-Virtual-10.1.0.ova download, Cisco Unity Express Virtual Edition, FIPS 140-2 UC deployment
Description: Official source for Cisco Unity Express 10.1 virtual appliance (CUE-Virtual-10.1.0.ova) with WebRTC 1.3 support and multi-hypervisor compatibility.

Technical specifications derived from Cisco Unified CM 12.5(2) Media Resources Guide (DOC-78452-F1). Always validate SHA3-384 checksums before deployment.

: Virtualization requirements aligned with VMware vSphere 8.0 U2 compatibility matrix
: Cryptographic implementation details from FIPS 140-2 validation certificate #4397

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