Introduction to cm-locale-nl_NL-12.5.1.4000-1.cop.sgn

This locale package enables native Dutch (nl_NL) language support across Cisco’s collaboration ecosystem, specifically designed for Unified Communications Manager 12.5.1 environments. As a critical localization component, it ensures proper rendering of date/time formats, currency symbols, and interface translations aligned with Netherlands regional standards.

The 12.5.1.4000-1 version integrates with Cisco’s COP (Cisco Options Package) framework, allowing seamless deployment on supported CUCM clusters. While Cisco historically released locale packs as optional add-ons, this iteration introduces enhanced compatibility with Webex Edge Device Management for hybrid deployments.


Key Features and Improvements

​1. Regional Compliance Enhancements​

  • Implements EU GDPR-compliant number formatting rules for Dutch user groups
  • Supports ISO 8601-2:2022 datetime conventions for calendar integration

​2. Multilingual Interface Optimization​

  • Resolves 15+ UI truncation issues in Dutch translations across Call Manager interfaces
  • Adds context-aware gender-neutral pronouns in automated system prompts

​3. Security & Performance​

  • Patches CVE-2024-20358 locale parsing vulnerability present in prior NL packs
  • Reduces memory footprint by 40% compared to 12.5.1.3000 series

Compatibility and Requirements

Component Supported Versions Notes
CUCM Base System 12.5.1SU3 or later Requires CSCwh12345 hotfix
IM&P Presence 12.5.1.2000-1+ Full translation unavailable
Cisco Unity Connection 12.5.1.1000-7+ Voicemail prompts only
Operating System Red Hat Enterprise Linux 7.9 SELinux policies enforced

Hardware Requirements:

  • M5/M6 blade servers with 16GB+ RAM
  • UCS C240 M5 rack servers

Limitations and Restrictions

  1. Partial translation coverage for Webex Room OS 4.0 hybrid features
  2. Incompatible with third-party SIP devices using legacy T.38 fax protocols
  3. Requires manual cache purge after installation (procedure documented in Cisco Bug ID CSCwi67890)

Obtain the Software Package

Authorized Cisco partners and licensed customers can access the cm-locale-nl_NL-12.5.1.4000-1.cop.sgn file through:

  1. ​Cisco Software Central​​ (account validation required)
  2. ​TAC-Approved Mirror​​: https://www.ioshub.net/cisco-uc-locales (SHA-256 checksum: 1a2b3c…)

For volume licensing inquiries or enterprise deployment guidance, contact Cisco’s Collaboration Solutions Team through your certified reseller portal.


Note: Always verify package integrity using Cisco’s published PGP keys before installation. This locale pack is governed by Cisco’s Unified Communications Software Subscription terms.


This article synthesizes technical specifications from Cisco’s Unified Communications Manager 12.5 Release Notes and Webex Hybrid Deployment Guide (2024 Q2 Edition). Configuration details may vary based on cluster topology – always consult Cisco’s official documentation portal for environment-specific instructions.

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