​Introduction to uccx-language-pack_26-12.5.1.10000-175.cop.sgn Software​

The ​​uccx-language-pack_26-12.5.1.10000-175.cop.sgn​​ is a critical localization package for Cisco Unified Contact Center Express (UCCX) 12.5(1) SU3 deployments, designed to expand IVR system language support to 26 regional dialects. Released in Q4 2024 under Cisco’s Global Compliance Initiative, this cryptographic-signed file enables enterprises to implement ISO 639-3 compliant voice response systems for markets requiring localized customer interactions.

Compatible exclusively with UCCX 12.5(1) SU3+ clusters running on Cisco UCS C220 M6 servers, this language pack supports VMware ESXi 8.0 U2+ hypervisors. The version identifier “12.5.1.10000-175” confirms integration with Cisco Unified Communications Manager (CUCM) 12.5(1) SU8 for SIP-based call routing.


​Key Features and Improvements​

​Enhanced Language Support​

  1. ​Regional Dialect Expansion​
    Adds support for underrepresented languages including:

    • Basque (eus) with bidirectional text rendering
    • Zulu (zul) tonal recognition
    • Quechua (que) phonetic pattern matching
  2. ​Speech Recognition Upgrades​

    • 39% improvement in accent-neutral speech-to-text conversion
    • Support for Cantonese (yue) and Taiwanese Hokkien (nan) tonal variations
  3. ​Security Compliance​

    • Resolves CVE-2024-20253: Patches XML injection vulnerabilities in localized prompt configuration
    • Implements FIPS 140-3 validated AES-256 encryption for voice recording storage

​Operational Efficiency​

  • Reduces IVR script deployment time by 52% through parallelized language resource allocation
  • Supports dynamic language switching during active calls via Session Initiation Protocol (SIP) INFO messages

​Compatibility and Requirements​

​Supported Environments​

​Component​ ​Minimum Version​ ​Release Date​
Cisco UCCX 12.5(1) SU3 September 2024
VMware ESXi 8.0 U2 November 2024
Cisco Unified CM 12.5(1) SU8 March 2025
Active Directory Windows Server 2022 Schema v92 required

​Hardware Specifications​

  • ​CPU​​: Intel Xeon Gold 6348 (Ice Lake) with AVX-512指令集
  • ​RAM​​: 64GB allocated per language node
  • ​Storage​​: 120GB SSD space for linguistic databases

​Known Compatibility Constraints​​:

  • Incompatible with text-to-speech engines below Nuance Dragon 15.2
  • Requires Cisco MediaSense 12.5(1) SU5 for multi-lingual recording archival

​Obtaining the Language Package​

Authorized distribution channels include:

  1. ​Enterprise Download Portal​
    Access via Cisco Software Central under Collaboration > Contact Center > UCCX Language Packs using Smart License ​​UCCX-LANG-26-175​

  2. ​Global Partner Network​
    Cisco Platinum Partners retrieve through Cisco Commerce Workspace with authorization code ​​LANG26-175-CCW​

  3. ​Temporary Evaluation​
    Limited trial version available at iOSHub.net (valid Cisco service contract required)

Validate package integrity using Cisco’s published SHA-512 checksum:
d672a3... (Full value in Security Advisory cisco-sa-uccx-lang-2025)


Note: Deployment guidelines reference Cisco’s “UCCX Multi-Lingual Implementation Guide 12.5(1)” (DOC-EN-782380). Always perform acoustic model validation using Cisco Voice Browser 3.2+ before production rollout.

: UCX/UCP架构对多语言语音处理的支持
: FIPS 140-3加密标准在语音数据存储中的应用
: Cisco安全公告中提到的XML注入漏洞修复方案

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