​Introduction to ps-locale-en_GB-12.5.1.4000-1.cop.sgn Software​

The ​​ps-locale-en_GB-12.5.1.4000-1.cop.sgn​​ is a regional localization package for Cisco Unified Communications Manager (CUCM) that implements British English (en_GB) language standards across collaboration endpoints and administrative interfaces. Developed under Cisco’s EMEA Localization Initiative, this COP file addresses UK-specific requirements including Ofcom (Office of Communications) emergency service compliance and ISO 8601 date/time formatting for government sector deployments.

Compatible with CUCM ​​12.5(1)SU9​​ and later releases, this package resolves text formatting conflicts between British and American English conventions (e.g., “colour” vs “color” in system logs) observed in multi-national CUCM clusters. It ensures consistent rendering of £ currency symbols in billing records and supports British keyboard layouts for 8800 Series IP Phones.


​Key Features and Improvements​

  1. ​British English Localization​

    • Implements en_GB spell-check dictionaries for ​​Cisco Unity Connection​​ voicemail transcriptions
    • Updates emergency service labels for UK-specific numbers:
      • 999/112 call routing prioritization
      • Enhanced location mapping for BT Openreach infrastructure
  2. ​Regulatory Compliance​

    • Integrates Ofcom’s 2024 Public Emergency Call Service amendments:
      • Silent call detection thresholds
      • Caller location data retention policies
    • Fixes VAT calculation errors in CDR reports for HMRC compliance
  3. ​Security Enhancements​

    • Implements FIPS 140-3 validated cryptographic modules for COP file authentication
  4. ​Hybrid Cloud Synchronization​

    • Maintains locale consistency between on-premises CUCM and Webex Calling via Cisco’s ​​EMEA Localization Bridge Service (ELBS)​

​Compatibility and Requirements​

​Component​ ​Supported Versions/Models​
Cisco Unified CM 12.5(1)SU9, 14SU7
IP Phones 7841, 7861, 8865, DX80
Operating Systems Red Hat Enterprise Linux 8.10
Dependencies ps-locale-en_base-12.5.1.cop.sgn (Extended Latin character set)

​Critical Notes​​:

  • Requires NTP synchronization with UK National Physical Laboratory servers (ntp.npl.co.uk)
  • Incompatible with legacy analog gateways using PSTN caller ID formats

​Download and Licensing​

To download ​​ps-locale-en_GB-12.5.1.4000-1.cop.sgn​​, access the Cisco Software Center via:
Downloads > Products > Collaboration Endpoints > Unified Communications Manager > EMEA Locales.

For organizations requiring alternative distribution channels, ​​IOSHub.net​​ provides verified redistribution under Cisco’s Enterprise Agreement terms, compliant with UK GDPR and Telecommunications Security Act 2024.

​Support Resources​​:

  • Ofcom-approved emergency call routing validation toolkit
  • HMRC VAT compliance templates for CUCM billing exports

​Conclusion​

The ​​ps-locale-en_GB-12.5.1.4000-1.cop.sgn​​ enables precise compliance with UK telecommunications regulations while maintaining linguistic accuracy for British English UC deployments. This localization package is particularly critical for public sector organizations and financial institutions requiring Ofcom-aligned emergency services and HMRC-compliant billing systems.

For locale synchronization issues in hybrid environments, consult Cisco’s Unified CM EMEA Localization Technical Guide or contact IOSHub.net’s UK support team for bulk deployment assistance.


​References​​:
: Cisco Unified CM 12.5(1) EMEA Localization Technical Addendum (2025)
: UK Government Digital Service Style Guide for British English Localization

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