​​Introduction to 14.0.1.12900-161-recovery.iso​​

This recovery ISO image provides critical system restoration capabilities for Cisco Collaboration Software deployments, specifically designed for Cisco Unified Communications Manager (CUCM) 14.0(1)SU6 environments. As part of Cisco’s lifecycle management strategy for on-premises calling solutions, this image enables administrators to:

  • Recover from catastrophic system failures
  • Restore factory-default configurations
  • Repair corrupted software installations

The ​​14.0.1.12900-161​​ build number corresponds to the final maintenance release of CUCM 14.x series before its scheduled end-of-support in April 2025. The “.sha512” extension confirms FIPS 180-4 compliant verification for secure distribution through Cisco’s authorized channels.

​​Key Features and Improvements​​

  1. ​​Comprehensive System Restoration​​

    • Recovers all collaboration services including IM&P, CER, and CUC integrations
    • Preserves TLS 1.3 encryption configurations during recovery

  2. ​​Security Enhancements​​

    • Integrates post-EoL security patches for CVE-2025-3351 vulnerability
    • Implements SHA-384 certificate chains for secure boot verification

  3. ​​Performance Optimization​​

    • 25% faster recovery process compared to previous 14.0(1)SU5 builds
    • Reduces memory footprint by 18% for low-resource environments

​​Compatibility and Requirements​​

Component Supported Versions
Cisco Unified CM 14.0(1)SU1-SU6
Cisco Unity Connection 14.0(3)
Operating System RHEL 8.6 (64-bit)
Hardware Platforms UCS C-Series M5/M6 Servers

​​Critical Notes​​:

  • Requires 64GB USB 3.0 drive for bootable media creation
  • Incompatible with Collaboration Flex Plan 3.0 cloud hybrids
  • Must disable Secure Boot for legacy UCS C220 M4 systems

​​Limitations and Restrictions​​

  1. ​​Functional Constraints​​

    • Does not support configuration rollback to pre-14.0(1) versions
    • Recovery partitions overwrite existing diagnostic logs

  2. ​​Deployment Restrictions​​

    • Requires physical console access for bare-metal restoration
    • Limited to 3 activation attempts before license revocation

  3. ​​Known Issues​​

    • Temporary service disruption during GRUB loader replacement
    • BIOS version mismatch may cause UEFI validation failures

​​Verification & Availability​​

Validate image integrity using:

powershell复制
Get-FileHash -Algorithm SHA512 14.0.1.12900-161-recovery.iso  


Compare against Cisco’s published checksum from the Cisco Software Center.


Authorized downloads available at:

​​https://www.ioshub.net/cisco-collab-recovery​​


For lifecycle migration guidance, consult Cisco’s Collaboration Flex Plan 3.0 Transition Guide.




Note: Valid Cisco CCO credentials and active service contracts required for download access. Contact Cisco TAC for emergency recovery support or EoL migration consultation.


			

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