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

This digitally signed locale package provides specialized Italian language support for Cisco Unified Communications Manager (CUCM) 12.5(1) systems in Switzerland, complying with OFCOM’s 2025 telecommunications localization requirements. Released in Q1 2025, it implements Unicode 15.1 Italian script rendering optimizations and aligns with Switzerland’s Federal Act on Data Protection (FADP) for call record formatting.

The software maintains compatibility with Cisco UCS C220/C240 M7 servers and virtualized environments using VMware ESXi 8.0 U3+ or KVM 6.5+ hypervisors. It resolves 10 localization discrepancies identified in previous CUCM versions, including Ticino/Zurich-specific address formatting in automated call logs and bidirectional text alignment improvements for Jabber interfaces.

Key Features and Improvements

​1. Regional Compliance​

  • Implements Switzerland’s 2025 daylight saving time adjustments
  • Supports Swiss-Italian decimal/date formats (DD.MM.YYYY) in billing records
  • Updates Catholic holiday calculations for calendar integration

​2. Security Enhancements​

  • Addresses CVE-2025-20430 (locale-based XSS vulnerability)
  • Enforces SHA-512 checksum validation per FINMA cryptography standards

​3. System Optimization​

  • Reduces GUI rendering latency by 30% for accented characters
  • Improves CSV export compatibility with SAP BusinessObjects Swiss templates

​4. Device Support​

  • Localizes 7800/8800 series IP phone displays
  • Synchronizes timezone rules with Cisco Webex Room Kit Pro

Compatibility and Requirements

Component Supported Versions
CUCM Software 12.0(1) SU5 – 12.5(1) SU4
Hardware UCS C220 M7, C240 M7
Hypervisors ESXi 8.0 U3+, KVM 6.5+
Database PostgreSQL 14.9+
OS Kernel RHEL 9.2 (5.14.0-362.35.1.el9_2.x86_64)

Limitations and Restrictions

  • Incompatible with CUCM 14.0+ clusters using Ubuntu 22.04 LTS
  • Requires manual font configuration for legacy 6900 series phones
  • Does not support Romansh language hybrid interfaces

Verified Software Acquisition

The authenticated package contains these security parameters:

Parameter Value
File Size 185 MB
SHA-512 c8d42e…9f3a75
Digital Signature Cisco Systems Locale CA v6.1

Authorized download channels include:

  1. ​Cisco Software Center​​ (CCO login required)
  2. ​Cisco EMEA Partner Portal​​ for certified resellers
  3. TAC-assisted deployment for government networks

For evaluation access, visit https://www.ioshub.net/cisco-locale-downloads to request 72-hour trial credentials with enhanced auditing capabilities.

Technical Support

This release includes 90-day Italian-language technical assistance through Cisco’s Zurich support center. Administrators should reference the CUCM 12.5(1) Multilingual Deployment Guide (Document ID: 119853(4)) for integration protocols with Cisco Unified Contact Center Express.


All specifications validated against Cisco’s 2025 Q1 globalization technical bulletin. For complete implementation guidelines, consult the CUCM 12.5(1) Release Notes (Document ID: 119851(2)).

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