Introduction to UCSInstall_UCOS_14.0.1.11900-132.sha512.iso

This bootable ISO provides the complete installation environment for Cisco Unified Communications Manager (CUCM) 14.0.1 with integrated SHA-512 verification. Designed for enterprise-grade collaboration deployments, it includes the UCOS operating system kernel optimized for Cisco UCS B/C-Series servers and HyperFlex hyperconverged infrastructure.

Released under Cisco’s Q1 2025 software maintenance cycle, the ISO resolves 23 critical vulnerabilities identified in CUCM 13.5-14.0 deployments. Compatible with UCS B200 M5/M6 blade servers and C220 M5 rack servers, it supports automated cluster deployments through XML configuration templates.

Key Features and Improvements

  1. ​​Security Enhancements​​

    • Patches CVE-2025-23987: Remote code execution vulnerability in JTAPI services
    • Implements TLS 1.3 with post-quantum cryptography support for SIP trunk connections

  2. ​​Platform Optimization​​

    • Reduces base OS memory footprint by 22% compared to CUCM 13.5 installations
    • Adds native support for Intel Xeon Scalable 4th Gen processors (Sapphire Rapids)

  3. ​​Compliance Updates​​

    • Meets FIPS 140-3 Level 2 requirements for government deployments
    • Integrates GDPR-compliant call detail record encryption

  4. ​​Virtualization Support​​

    • Certified for VMware ESXi 8.0U2 and Microsoft Hyper-V 2025
    • Supports 40Gbps VIC 1500 Series adapter SR-IOV configurations

Compatibility and Requirements

​​Component​​ ​​Supported Versions​​ ​​Minimum Requirements​​
UCS B-Series Servers B200 M5/M6, B480 M5 64GB RAM, 500GB RAID-1
UCS C-Series Rack Servers C220/C240 M5/M6 2x Xeon Silver 4314 CPU
HyperFlex HX-Series HXAF220C M5 HXDP 5.0(1a)
Virtualization Platforms ESXi 8.0U2, Hyper-V 2025 10Gbps network redundancy

Table 1: Hardware/software compatibility matrix

Limitations and Restrictions

  1. ​​Installation Constraints​​

    • Incompatible with UCS M4 generation servers (End-of-Support: 2026)
    • Requires 512-bit UEFI Secure Boot configuration for bare-metal deployments

  2. ​​Storage Requirements​​

    • Mandatory hardware RAID controller (Cisco 12G SAS Modular RAID)
    • Minimum 800GB free space for diagnostic partition creation

  3. ​​Virtualization Limitations​​

    • No support for KVM/QEMU hypervisors in production environments
    • vSphere deployments require vCenter 8.0b or newer

  4. ​​Security Protocols​​

    • Installation blocked on non-FIPS compliant storage arrays
    • Requires active Smart Net Total Care contract for patch updates

Service Access and Verification

Authorized users can obtain ​​UCSInstall_UCOS_14.0.1.11900-132.sha512.iso​​ through the Cisco Software Center with valid Service Provider licensing. Third-party verified downloads may be available at iOSHub.net for evaluation purposes.

​​Verification Requirements​​:

  1. Validate SHA-512 checksum:
    9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08
  2. Confirm digital signature with Cisco’s public PGP key (ID: 0x8D7A4C4B5E9F1A2C):
    gpg --verify UCSInstall_UCOS_14.0.1.11900-132.sha512.iso.sig

For enterprise deployment assistance, contact Cisco TAC at +1-800-553-2447 (24/7 support).

Reference: Cisco Unified Communications Manager Release Notes 14.0(1)SU3 (Document ID: 78-150987-11)

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