Swisscom Elevates VoIP Analysis and Troubleshooting: The Upgrade from Allegro 5500 to 7510

Doubling Performance and Enabling Real-time L7 Analysis While Optimizing Infrastructure Costs

Introduction

Swisscom, Switzerland's leading telecommunications provider, has long been at the forefront of delivering reliable communications services. With the transition to Voice over IP (VoIP) complete, Swisscom now manages almost 11 million lines, routing all calls through a state-of-the-art IP network. After the first major successes with the Allegro 5500, Swisscom has taken a bold step forward by upgrading to the newest model, the Allegro 7510, revolutionizing their VoIP analysis capabilities and setting new benchmarks in the industry.

Industry: Information and Communication Technology
Company size: > 19.000 (2023)
Country: Switzerland

The Challenge

The challenge of VoIP traffic continues to surge, Swisscom faced the daunting task of maintaining impeccable service quality while handling over 12 million packets per second at peak times. The need for deeper, real-time insights into network performance became critical. Additionally, Swisscom sought to expand their capacity for historical data analysis without incurring prohibitive costs. The challenge was clear: how to dramatically enhance both live and retrospective analysis capabilities in a scalable, cost-effective manner.

SIP call response types
SIP, RTO and total traffic

The Solution

Swisscom found their answer in upgrading from the Allegro 5500 to the cutting-edge Allegro 7510. This strategic move brought several key enhancements:

 

  1. Doubled Analysis Performance: The Allegro 7510 scales up to match the intensity of Swisscom's data flows, providing more robust handling of massive packet volumes.
  2. L7 Real-time Analysis: The 7510 enables the extraction and analysis of up to 100,000 parallel VoIP calls in real-time, offering unprecedented visibility into call quality and network behavior.
  3. Expanded Ring Buffer: Utilizing Allegro Packets' JBOD, the 7510 integrates over 80 HDDs, vastly increasing storage for historical data and facilitating comprehensive retroactive analysis.
  4. Cost-Effective Scaling: By upgrading to the 7510 while continuing to use existing measurement cards, HDDs, and JBOD setups, Swisscom optimized expenditure while significantly boosting capabilities.

Allegro 7510

  • For Enterprise Core Networks, Data Centers, ISP Networks
  • 4 extension slots (1 - 400 Gbit/s Cu or fiber)
  • Up to 200 Gbit/s max. capture rate
  • 192 GB internal database memory, expandable up to 3 TB
  • Dynamic ring buffer, expandable up to 36 x 3.5" SATA/SAS3, optional 4 x U.2
  • Up to 600,000 active IP and 64 million concurrent connections
  • 437 x 178 x 699 (L / H / D in mm)
  • Weighs 40 - 80 kg

The Results

The transition to the Allegro 7510 has transformed Swisscom's ability to ensure VoIP excellence:

  • Proactive Issue Resolution: Real-time L7 analysis allows Swisscom to
    identify and address potential problems before they impact customers,
    minimizing service disruptions.
  • Deeper Insights: The expanded ring buffer provides a wealth of
    historical data, enabling more thorough troubleshooting and trend
    analysis.
  • Operational Efficiency: Despite the substantial performance upgrades,
    the cost-effective approach to scaling has optimized Swisscom's
    investment, balancing innovation with fiscal responsibility.
  • Future-Ready Infrastructure: With the Allegro 7510, Swisscom is
    well-positioned to handle growing VoIP demands and increasing
    network complexity, ensuring they stay ahead of the curve.

Customer Testimonial

Swisscom's evolving success story with Allegro Packets, marked by the upgrade from the 5500 to the 7510, underscores how strategic investments in network analysis can drive significant advancements in service quality, operational efficiency, and customer satisfaction. As the demands on VoIP networks continue to grow, Swisscom stands ready, armed with the Allegro 7510 to turn big data into unparalleled service delivery.

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