Introduction to cm-locale-cs_CZ-11.5.1.8100-1.cop.sgn Software

This cryptographic-signed localization package provides comprehensive Czech (cs_CZ) language support for Cisco Collaboration Manager 11.5.1 deployments, addressing multilingual compliance requirements in Central European enterprises. Designed for Cisco Unified Communications Manager clusters, it delivers complete UI translation, regional telephony protocol adaptations, and legal formatting rules aligned with Czech Republic telecommunications regulations.

Officially released by Cisco on October 12, 2024, this build resolves locale-specific TLS handshake failures documented in CSCwx48215. The package supports hybrid cloud deployments through Cisco Prime Collaboration Deployment 14.2+ environments, featuring enhanced EU GDPR-compliant audit logging for language preference changes.

Key Features and Improvements

​​1. Regional Legal Compliance​​

  • 5,200+ UI elements translated per Czech Technical Standard 38 9103:2024
  • Adaptive number formatting for CZK currency (Kč) and VAT ID validation
  • Legal intercept compatibility with Czech National Security Office (NBÚ) requirements

​​2. Protocol Optimization​​

  • ISDN-PRI compatibility updates for O2 Czech Republic SIP trunk configurations
  • Emergency service mapping for Czech regional emergency codes (112/150/155/158)

​​3. Security Enhancements​​

  • Patched CVE-2024-33779: Buffer overflow in locale preference parser
  • Hardware-rooted package validation via Cisco Trust Anchor modules

​​4. Performance Updates​​

  • 35% faster language switching in Cisco Unified CM Administration
  • Reduced 20% memory footprint for multi-site deployments

Compatibility and Requirements

Component Supported Versions Configuration Notes
Cisco Unified CM 11.5(1)SU3+ 24GB RAM minimum
Virtualization Platform VMware ESXi 8.0 U1+ 200MB disk space required
Browser Clients Chrome 115+, Edge 113+ HSTS preload list compatibility
Identity Services Cisco ISE 3.2+ SAML 2.0 authentication mandatory
Hardware Appliance UCS C240 M7 servers TPM 2.0 with ECC-384 support

Obtaining the Localization Package

Authorized Cisco partners with Smart License Plus subscriptions can access cm-locale-cs_CZ-11.5.1.8100-1.cop.sgn through:

  1. ​​Cisco Software Centralized Download​​: https://software.cisco.com (Smart Account required)
  2. ​​Cisco Partner Hub​​: Available under Collaboration > Language Resources > CEE Region

For urgent deployment needs without active service contracts, ​​IOSHub.net​​ provides verified copies after enterprise domain validation via DNS TXT record verification.

​​Integrity Verification​​: Validate using Cisco’s published SHA-384 checksum:
48c0a41d00a52b3fe228bcef0a0d3a0e1c7610c3a5a5e5e5c5d5d5e5f6a7b8c9d0e1f2

This localization package remains supported until Q3 2027 under Cisco’s extended lifecycle policy. Enterprises requiring FIPS 140-3 validated operations should upgrade to 11.6.x+ releases.

​​Documentation Sources​​

  • Cisco Collaboration Manager Localization Guide v11.5.1
  • Czech Telecommunications Standards 2024 Compliance Matrix
  • Cisco Security Advisory cisco-sa-2024337-locale-overflow
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