Large-Scale Network Configuration Change for Telecom Leader

  • Client Location: India
  • Industry: Telecom & Network Solutions
Windows Automation for Active Directory, MSSQL Monitoring, and Oracle Healthchecks

Engagement Details

  • Project Name: Change Management – Cisco Router Re-Configuration, PAN India (2,000-3,000 Routers, 100 Physical Sites)
  • Technology Used: Shell scripting

Business Need

  • Reconfigure a large number of Cisco routers across multiple sites in India to align with updated network policies and enhance network performance.
  • Implement a standardized and efficient change management process to minimize disruptions and ensure consistency across all routers and sites.
  • Overcome challenges such as:
    • Coordinating reconfiguration across a wide geographical area with varying network environments.
    • Managing a high volume of routers and ensuring uniformity in configuration updates.
    • Reducing the risk of downtime and operational impact during the reconfiguration process.

Challenges

  • Coordinating the reconfiguration of 2,000-3,000 Cisco routers across 100 physical sites in different locations.
  • Ensuring consistency and accuracy in configuration updates while accommodating site-specific network requirements.
  • Managing and automating the configuration process to handle the large number of devices efficiently.
  • Minimizing downtime and operational disruptions during the reconfiguration process.

Solutions

  • Automated Reconfiguration:
    • Developed Shell scripts to automate the reconfiguration process for Cisco routers, ensuring consistency and efficiency across all devices.
    • Implemented a batch processing approach to handle the high volume of routers and streamline configuration updates.
  • Standardization and Coordination:
    • Established standardized configuration templates to ensure uniformity in router settings and compliance with updated network policies.
    • Coordinated with local IT teams at each site to manage site-specific requirements and handle any unique network configurations.
  • Monitoring and Validation:
    • Created monitoring scripts to track the progress of the reconfiguration process and validate the success of configuration changes.
    • Implemented a reporting mechanism to provide real-time status updates and identify any issues or deviations from the planned configuration.

Results

  • Efficient Reconfiguration:
    • Successfully reconfigured 2,000-3,000 Cisco routers across 100 physical sites with minimal downtime and operational impact.
    • Streamlined the configuration process through automation, significantly reducing manual effort and potential errors.
  • Consistency and Compliance:
    • Achieved consistency in router configurations by using standardized templates, ensuring compliance with updated network policies.
    • Addressed site-specific requirements effectively, resulting in improved network performance and reliability.
  • Improved Change Management:
    • Enhanced the change management process by implementing automated solutions and monitoring tools, leading to more efficient and accurate reconfiguration.
    • Provided clear and timely reporting on the status of the reconfiguration process, facilitating better decision-making and issue resolution.

Key Takeaways

  • This project demonstrates our expertise in managing large-scale network configuration changes through automation and standardized processes.
  • By leveraging Shell scripting for automation, we efficiently handled the reconfiguration of a large number of routers across multiple sites, minimizing disruptions and ensuring consistency.
  • The successful execution of this change management project highlights our ability to deliver effective solutions for complex network infrastructure challenges, enhancing overall network performance and operational efficiency.
Scroll to Top