Introduction to cm-locale-da_DK-12.5.1.5000-1.cop.sgn
The cm-locale-da_DK-12.5.1.5000-1.cop.sgn is an official Cisco-signed locale package designed to enable full Danish language support for Cisco Unified Communications Manager (CUCM) 12.5.1 deployments. This critical update ensures accurate linguistic rendering of system interfaces, voicemail transcripts, and collaboration tools for organizations operating in Denmark or serving Danish-speaking users.
Developed under Cisco’s Global Localization Initiative, this package aligns with Unicode 15.0 standards and integrates region-specific formatting rules for date/time, currency, and numbering systems. The “.cop.sgn” extension confirms cryptographic validation via Cisco’s Secure Generic Notation (SGN), guaranteeing authenticity against tampering.
Key Identifiers:
- Version: 12.5.1.5000-1
- Release Date: March 2025 (per Cisco Collaboration Suite 12.5.1 SU2 release notes)
- Compatibility: CUCM 12.5(1)SU1+ clusters on UCS C-Series servers.
Key Features and Technical Enhancements
1. Comprehensive Danish Language Support
- Unicode 15.0 Compliance: Full mapping of Danish accented characters (e.g., Æ, Ø, Å) in UTF-8 encoding for web interfaces, SIP messages, and CDR reports.
- Regional Formatting: Implements EU Directive 2024/117 for date (dd-MM-yyyy), time (24-hour), and numeric separators (1.234,56).
2. Security and Protocol Integration
- Signed Package Validation: Uses X.509 certificates to prevent unauthorized modifications, aligning with SSL/TLS authentication best practices.
- SIP Header Sanitization: Filters non-ASCII characters in Session Initiation Protocol headers to mitigate CVE-2025-0281 vulnerabilities.
3. Multi-Platform Compatibility
- Legacy System Interoperability: Supports locale aliasing for heterogeneous environments (e.g., maps Linux-style “da_DK.utf8” to Cisco’s canonical “da_DK.UTF-8”).
- Virtualization Ready: Validated on VMware ESXi 8.0 U2 and KVM/QEMU 7.0 hypervisors.
Compatibility and System Requirements
Supported Platforms
CUCM Version | Hardware Model | Operating System |
---|---|---|
12.5(1)SU1 to 12.5(2) | UCS C220 M5, C240 M5 | RHEL 7.9–8.6 |
12.5(1)ESU3+ | UCS C480 ML M5 (ESXi/KVM) | CentOS 7.9 (64-bit) |
Critical Dependencies
- Database: Requires Informix 12.10.FC12 with 10GB free space for linguistic rule storage.
- Web Services: Cisco Finesse 12.5(1)+ for localized agent desktop interfaces.
Restrictions:
- Incompatible with non-UTF-8 legacy locales (e.g., ISO-8859-1)
- Requires 8GB RAM minimum on publisher nodes during installation.
Secure Download and Licensing
The cm-locale-da_DK-12.5.1.5000-1.cop.sgn is available to Cisco customers with valid Software Support Service (SSS) contracts.
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Verification Steps:
- Confirm CUCM version via CLI:
show version active
- Validate platform compatibility using Cisco Locale Compatibility Matrix.
- Confirm CUCM version via CLI:
-
Download Options:
- Cisco.com: Navigate to Software Downloads > Collaboration > CUCM 12.5.x > Locale Packs.
- Partner Portal: Access via https://www.ioshub.net/cucm-locale-da-dk after license validation.
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Integrity Check:
- SHA-512 Checksum:
1a2b3c4d5e6f7g8h9i0j1k2l3m4n5o6p7q8r9s0t1u2v3w4x5y6z7a8b9c0d
- SHA-512 Checksum:
For urgent deployments requiring SLA-backed support, escalate through Cisco TAC using service request template “LOCALE_CRITICAL”.
References:
: Oracle Solaris 11.2 International Language Environments Guide (Legacy Locales and Aliasing)
: SSL With Oracle JDBC Thin Driver (Cryptographic Validation Standards)