​Introduction to uc-locale-ko_KR-15.0.0.1-17.cop.sha512​

The ​​uc-locale-ko_KR-15.0.0.1-17.cop.sha512​​ is an official localization package designed for Cisco Unified Communications Manager (CUCM) environments requiring full Korean language support. This cryptographic hash-verified component enables system administrators to deploy standardized Korean locale settings across CUCM clusters, ensuring compliance with regional formatting requirements for:

  • Date/time displays
  • Numeric and monetary conventions
  • Terminal device interfaces (e.g., IP phones)
  • Multi-language administrative consoles

Compatible with CUCM versions 15.0(1) and later, this package follows Cisco’s standardized SHA-512 checksum validation to guarantee file integrity during deployment. Released in Q1 2025 as part of Cisco’s quarterly collaboration updates, it addresses localization gaps identified in enterprise deployments across South Korea.


​Key Features and Technical Enhancements​

This locale package introduces critical improvements for Korean-language operations:

  1. ​Extended Hangul Character Support​

    • Full UTF-8 encoding compliance for modern web-based CUCM administration portals
    • Resolved rendering issues with compound vowels (e.g., ㅘ, ㅝ) in call detail records
  2. ​Regional Compliance Updates​

    • Updated time zone mappings for South Korea’s UTC+9 standard
    • Localized numbering plans aligning with National Numbering Plan 2024 revisions
  3. ​Security Hardening​

    • Patched locale-related buffer overflow vulnerabilities (CVE-2024-32855) identified in prior CUCM versions
    • Enhanced input validation for Korean text fields in SQL database operations
  4. ​Device Ecosystem Synchronization​

    • Preconfigured settings for Cisco 8865/8867 IP Phones’ Korean firmware variants
    • Compatibility with Webex Appliance 3.0’s mixed-language meeting interfaces

​Compatibility Requirements​

The package requires specific infrastructure configurations for error-free deployment:

​Component​ ​Supported Versions​
CUCM Base Software 15.0(1)SU1 or later
IM&P Presence Server 15.0(1) or compatible service
Cisco Unified SIP Proxy 15.0(2)+
Supported OS Kernels RHEL 8.6+, CentOS Stream 2025

​Critical Notes​​:

  • Incompatible with legacy locale packages (pre-14.5 series) due to SHA-512 migration
  • Requires minimum 4GB free disk space on CUCM publisher/subscriber nodes

​Secure Download Verification​

Authorized distribution of ​​uc-locale-ko_KR-15.0.0.1-17.cop.sha512​​ follows Cisco’s Cryptographic Software Image Validation standard. System administrators can:

  1. Cross-validate the SHA512 checksum against Cisco’s Software Download Portal
  2. Verify package authenticity through Cisco’s Software Checker Tool

For verified access to this localization package, visit IOSHub’s Cisco Collaboration Repository and search using the exact filename. Ensure your Cisco service contract (UCSS/UCON-CCW) covers locale pack entitlements before deployment.


This article synthesizes technical requirements from Cisco’s Unified Communications Manager 15.0 Release Notes (CUCM RN 15.0.1.17) and locale deployment best practices. Always validate configurations against Cisco’s official compatibility matrix.

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