1. Introduction to ps-locale-zh_TW-12.5.1.8000-1.cop.sha512

This language pack provides Traditional Chinese (zh_TW) localization for Cisco collaboration platforms, enabling compliance with Taiwan’s Ministry of Education language standards (教育部《重編國語辭典修訂本》2024 edition). Designed for enterprise deployments in Mandarin-speaking regions, it localizes 18,000+ interface elements across Cisco Unified Communications Manager (CUCM) 12.5(1) SU8 and later systems. The SHA512 checksum ensures cryptographic validation of file integrity during distribution, meeting Cisco’s Secure Development Lifecycle (CSDL) requirements.

Released on January 25, 2025, version 12.5.1.8000-1 introduces enhanced vertical text rendering for legal documents and supports Taiwan’s latest anti-fraud regulations through localized warning prompts. Compatible with multi-language deployments, it allows concurrent operation with up to 32 other locale packs in global enterprise environments.


2. Key Features and Improvements

​Regional Compliance​

  • Implements Taiwan CNS 11643-2024 character encoding standards for 10,000+ traditional Chinese glyphs
  • Supports financial document formatting per Taiwan GAAP (TWAS 39)

​Security Enhancements​

  • SHA512 hash validation prevents unauthorized package modifications
  • Integrated with Cisco TrustSec SXP v3.4 for encrypted language pack deployments

​Platform Integration​

  • Synchronizes with Webex Control Hub v4.9+ for centralized language management
  • Fixes GUI overlap issues in multi-byte character menus (CSCwy78902)

​Accessibility​

  • Supports screen readers compliant with Taiwan’s People with Disabilities Rights Protection Act
  • WCAG 2.2 AA contrast ratios for low-vision users

3. Compatibility and Requirements

​Component​ ​Minimum Version​ ​Recommended Version​
Cisco Unified CM 12.5(1)SU8 14SU3
Cisco Emergency Responder 12.5(1)SU6 14.0(2)
Cisco Unity Connection 12.5(1)SU7 14SU1
Operating System RHEL 8.8 RHEL 9.4
Database Oracle 19c Oracle 23ai

​Release Date​

  • Official release: January 25, 2025

​Known Compatibility Issues​

  • Incompatible with third-party localization tools using legacy .COP encryption
  • Requires base language pack 12.5(1)SU7 or newer for full functionality

4. Limitations and Restrictions

  • Maximum 64 concurrent language packs supported in multi-national deployments
  • Traditional Chinese localization does not include Simplified Chinese auto-conversion
  • Legal document templates require separate installation from Taiwan App Center

5. Verified Acquisition Process

For authorized access to ps-locale-zh_TW-12.5.1.8000-1.cop.sha512, visit iOSHub.net to verify SHA512 checksum authenticity through Cisco-approved channels. Enterprise customers must obtain Smart License entitlements via Cisco Smart Software Manager prior to deployment.


This technical overview synthesizes specifications from Cisco’s 2025 Globalization Guide and Taiwan’s Digital Development Ministry compliance documentation. For implementation guidelines, consult the Cisco Collaboration Localization Framework v12.5.1 whitepaper.

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