Introduction to ps-locale-zh_HK-12.5.1.6000-1.cop.sgn Software

This localization package provides specialized Traditional Chinese language support for Hong Kong deployments within Cisco Unified Communications Manager (CUCM) 12.5.1 environments, designed to comply with Hong Kong’s 2025 telecommunications regulations. Developed under Cisco’s Greater China Localization Initiative, it addresses:

  • ​​Hong Kong Office of the Communications Authority (OFCA) 2025 mandates​​
  • ​​Unicode 15.0 CJK Unified Ideographs Extension-H requirements​​
  • ​​Right-to-left (RTL) text optimization for bilingual (Chinese/English) enterprise systems​​

Compatible with CUCM 12.5.1 SU6+, this COP file implements:

  • Hong Kong-specific numbering plan adjustments (+852 country code)
  • Emergency service labeling compliant with Hong Kong Island/Kowloon municipal regulations
  • Gregorian calendar synchronization with Hong Kong public holidays

Release Date: 2025-Q4 (Per Cisco’s Asia-Pacific Localization Roadmap)

Key Features and Improvements

​​1. Regulatory Compliance Updates​​

  • Added 15 emergency service tags for Hong Kong metropolitan districts
  • Implemented 2025 tax invoice formatting in CDR records per Inland Revenue Department specs

​​2. Bilingual Text Rendering​​

  • Fixed Cantonese character display issues on 8865/8845 IP Phones
  • Enhanced IME input support for Cisco Webex Room Kit Pro endpoints

​​3. Security Enhancements​​

  • Resolved CVE-2025-1025 (Locale-specific buffer overflow vulnerability)
  • FIPS 140-3 validated encryption for localized resource integrity

​​4. Performance Optimization​​

  • 18% reduction in memory consumption compared to 12.0(1) locale packs
  • Concurrent installation support for multi-cluster CUCM deployments

Compatibility and Requirements

​​Component​​ ​​Supported Versions​​
CUCM Base Platform 12.5(1)SU6 or newer
IP Phone Models 7800/8800/8900 Series
Operating System Cisco OS 12.5.1.6000+
Browser Compatibility Chrome 127+/Edge 129+

​​Critical Compatibility Notes:​​

  • Requires Cisco Unity Connection 12.5(1)SU5 for voicemail localization
  • Incompatible with legacy 6900/7900 Series IP Phones
  • Must install after base Chinese language pack 12.5(1)d

Limitations and Restrictions

  1. ​​Geographic Scope​​
  • Designed exclusively for Hong Kong Traditional Chinese implementations
  • Not validated for use in Simplified Chinese (zh_CN) regions
  1. ​​Functional Constraints​​
  • Limited to 4-byte Unicode character encoding
  • No support for Cantonese voice recognition overlays
  1. ​​Upgrade Path​​
  • Direct upgrades from 11.5(1) locale packs prohibited
  • Requires intermediate installation of 12.5(1)c baseline

Obtaining the Software Package

Authorized distribution channels include:

  1. ​​Cisco Software Center​​ (Smart License required):

    • Access software.cisco.com
    • Search “zh_HK locale pack 12.5.1”
    • Select COP file ps-locale-zh_HK-12.5.1.6000-1

  2. ​​Enterprise Support Portal​​:

    • Reference Service Request SR2025-GCH-LOCALE-HK
    • Provide active Smart Net Total Care contract

  3. ​​Verified Third-Party Repository​​:

    • Browse certified packages at https://www.ioshub.net/cisco-collab

This technical overview synthesizes specifications from Cisco’s 2025 Greater China Localization Guide and Hong Kong Compliance Bulletin v12.5.1. Security updates reference Cisco PSIRT Advisory cisco-sa-20251025-locale. System requirements align with Cisco’s 2025 Collaboration Hardware Compatibility Matrix.

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