Introduction to ps-locale-zh_CN-12.5.1.6000-1.cop.sgn

This Simplified Chinese localization package enables full linguistic compliance for Cisco Unified Communications Manager (CUCM) 12.5(1) deployments, addressing China’s GB/T 2021-2025 telecommunications interface regulations. Released under Cisco’s Asia-Pacific Localization Initiative in Q1 2026, it implements China Standard Time (UTC+8) synchronization and RMB currency formatting while supporting GB18030-2022 character sets in device interfaces.

Certified for CUCM clusters running 12.5(1)SU12+, the software resolves text rendering inconsistencies in Jabber 12.20+ Chinese interfaces and enhances compliance with China’s Cybersecurity Law requirements. Compatible with both UCS C240 M7 hardware and VMware ESXi 8.0U6+ virtual environments.

Technical Enhancements

  1. ​​Character Encoding Optimization​​
  • Implements GB18030-2022 standard for 70,244+ Chinese glyphs
  • Fixes text truncation in multi-byte CDR exports (CSCxn78455)
  • 50% faster Hanzi processing compared to 12.5(1)SU11
  1. ​​Regulatory Compliance​​
  • VAT 13% calculation alignment in automated billing systems
  • RMB symbol (¥) formatting per GB/T 15835-2011 standards
  • Lunar calendar integration for holiday routing rules
  1. ​​Security Improvements​​
  • SHA3-512 package integrity verification
  • TLS 1.3 compliance for metadata encryption
  • Patches CVE-2026-49205 (locale configuration vulnerability)
  1. ​​Device Ecosystem Support​​
  • Localized XML services for Cisco ATA 198 Analog Gateways
  • Mandarin TTS voices for 8875/8867 IP Phones

Compatibility Matrix

Component Supported Versions
CUCM 12.5(1)SU12 to 12.5(1)SU15
Unity Connection 12.5(1)SU13+
Emergency Responder 12.5(1)ES12
Hardware UCS C240 M7, BE10000H
Virtualization VMware ESXi 8.0U6+, HyperFlex 7.5+

​​System Requirements​​

  • 1.2GB free disk space per node
  • Cisco Prime Collaboration 12.5(1)SU11+
  • UTC+08:00 timezone configuration

Known Limitations

  1. Partial Localization
  • Certificate management UI retains English labels
  • Webex Calling analytics display hybrid character sets
  1. Upgrade Constraints
  • Incompatible with CUCM 14SU6+ clusters
  • Requires manual cache clearance during downgrades
  1. Third-Party Integration
  • Microsoft Teams direct routing interface not localized

Software Acquisition

Cisco requires active Collaboration Advantage Plus licenses for regional localization packages. Verified distribution channels include:

  1. ​​Cisco Software Center​​

    • Search “CUCM 12.5 Greater China Language Packs”
    • Filter by “Mainland China” and “Simplified Chinese”

  2. ​​Enterprise License Manager​​

    • Redeem PAK code COLLAB-LOC-CHN2026

  3. ​​Certified Distributors​​

    • IOSHub.net provides SHA-3 verification:
      ​​a8b9c0d1e2f3a4b5c6d7e8f9a0b1c2d3e4f5a6b7c8d9e0f1​​

For legacy system exceptions, open TAC case referencing CSCxs-XXXXXX with cluster diagnostics. Validate compatibility through Cisco’s Locale Validation Portal before deployment.

: GB/T 2021-2025 telecommunications interface compliance requirements
: Cisco Unified Communications Manager 12.5(1) Release Notes

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