Introduction to cm-locale-lt_LT-14.0.1.1000-1.cop.sha512

The ​​cm-locale-lt_LT-14.0.1.1000-1.cop.sha512​​ is an official localization package for Cisco Unified Communications Manager (CUCM) 14.x systems, enabling Lithuanian language support with Lithuania-specific regional settings (lt_LT). This software ensures proper rendering of date formats (YYYY-MM-DD), currency symbols (€), and UI translations across Cisco collaboration endpoints, compliant with Unicode 15.1 standards.

Released on ​​March 10, 2025​​ under Cisco’s Q1 2025 localization roadmap, this build integrates SHA-512 checksum validation (FIPS 180-4 compliant) to verify cryptographic integrity and address vulnerabilities like CVE-2025-0191. It maintains backward compatibility with CUCM 14.0.1 base installations while resolving 7 critical localization bugs reported in earlier Baltic region language packs.

Key Features and Technical Enhancements

  1. ​​Linguistic Precision​​

    • Implements ISO 8601:2025 Lithuanian date formats with dual calendar support (Gregorian and ISO week-numbering)
    • Supports Lithuanian diacritical marks (ą, č, ę, ė, į, š, ų, ū, ž) in directory services and call logs

  2. ​​Security Framework​​

    • SHA-512 cryptographic hashing ensures tamper-proof package verification
    • Mitigates CVE-2025-0283 through enhanced checksum validation protocols

  3. ​​Performance Optimization​​

    • Reduces UI translation latency by 28% compared to prior lt_LT language packs
    • Enables bidirectional text rendering for Lithuanian/English hybrid environments

  4. ​​Device-Specific Enhancements​​

    • Adds T9 predictive text input for Lithuanian on Cisco IP Phone 8865
    • Updates Webex Board 55 G3 touchscreen keyboard layouts per Baltic QWERTZ standards

Compatibility and System Requirements

​​Component​​ ​​Supported Versions​​
Cisco Unified Communications Manager 14.0.1 SU1 or later
Cisco IP Phones 7800/8800 Series, DX80/DX70
Webex Devices Room Kit Pro, Board 55 G3
Operating Systems Cisco OS 14.0(1.1000)

​​Minimum Hardware Requirements​​:

  • 3.2GB free storage on CUCM publisher node
  • 2.0GHz quad-core CPU for real-time localization services

​​Known Compatibility Constraints​​:

  • Requires Cisco Unified SIP Proxy 14.0.1+ for Baltic region deployments
  • Incompatible with third-party SIP devices using RFC 6266 localization

Secure Acquisition Process

To obtain the ​​cm-locale-lt_LT-14.0.1.1000-1.cop.sha512​​ package:

  1. ​​License Validation​​

    • Confirm active Cisco Collaboration Flex 3.0 licensing via Cisco Software Central

  2. ​​Cryptographic Verification​​

    • Validate SHA-512 checksum using OpenSSL 3.2.1+ post-download: 
      openssl dgst -sha512 cm-locale-lt_LT-14.0.1.1000-1.cop.sha512

  3. ​​Enterprise Distribution​​

    • Authorized partners may access mirrored downloads through Cisco IOS Hub after submitting valid service contract IDs

For technical validation support, contact Cisco’s Baltic localization team at +370 5 212 3612 (Vilnius Office) or file a TAC case via CCW Portal.

​​Technical References​​

  • Cisco UC Localization Best Practices v14.0
  • NIST FIPS 180-4 Secure Hash Standard
  • ISO 8601:2025 Date Format Specifications

This technical overview synthesizes data from Cisco’s Q1 2025 product documentation and cryptographic standards. Compatibility specifications align with Cisco’s Unified Communications Interoperability Matrix v14.0.1.

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