Case Study: CSC (now DXC)

CSC is a global IT services and solutions provider with 30 data centers around the world, managing over 16 million IP addresses for itself, and more than 100 times that for its clients. Read how CSC migrated from VitalQIP to BlueCat.

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The article describes how CSC (now DXC) addressed large-scale IP address management, DNS/DHCP consolidation, and security challenges across 30 global data centers by deploying BlueCat as a single source of truth for IPAM, DNS and DHCP. Faced with managing millions of IPs for itself and many more for clients, the company needed better visibility, DNS transaction protection, IPv6 readiness, and compliance with practices like DNSSEC to reduce risk and operational costs. Implementing BlueCat enabled multi-tenant and multi-role management, improved network intelligence for reliable service delivery, enhanced security posture, and lower infrastructure and IT management costs.

What operational problems did CSC (now DXC) face before implementing BlueCat?

Before implementing BlueCat, CSC (now DXC) struggled to understand and optimize its vast network address space across 30 data centers while managing millions of IP addresses for itself and far more for clients. The organization faced challenges addressing real-world network management and connectivity issues, protecting DNS transactions from cyber attacks, preparing for IPv6 growth, and conforming to security best practices such as DNSSEC. These gaps increased risk to corporate information, users and customers and complicated the ability to deliver consistent, cost-effective services.

How did BlueCat change CSC (now DXC)'s approach to IPAM, DNS and DHCP?

BlueCat provided CSC (now DXC) with a consolidated platform acting as the single source of truth for IP address management, DNS and DHCP data. This consolidation enabled generation of actionable network intelligence to drive more reliable service delivery and improve security and reliability while reducing infrastructure and IT management costs. Additionally, the solution established a foundation for securely separating enterprise network portions and supporting multi-tenant and multi-role management, allowing different regions and client operations to be managed more effectively.

What measurable business and security benefits resulted from the BlueCat deployment?

Following deployment, CSC (now DXC) gained improved network intelligence that supported more reliable service delivery and enhanced security, including better protection of DNS transactions and alignment with cyber security practices like DNSSEC. The consolidation lowered infrastructure and IT management costs by centralizing IPAM, DNS and DHCP functions and enabled secure separation of network segments to support multi-tenant and multi-role management. These outcomes allowed regional teams and client-specific operations to manage networks more effectively, positioning CSC (now DXC) to handle future IPv6 growth.

Customer

  • CSC (now DXC) is a global IT services and solutions provider with 30 data centers around the world, managing over 16 million IP addresses for itself, and more than 100 times that for its clients.

Challenges

  • Gain the ability to understand and optimize valuable network address space.
  • Address customers’ real-world network management and connectivity challenges.
  • Protect DNS transactions – and in turn, corporate information, users and customers – from cyber attacks.
  • Prepare for the exponential growth in the number of IP addresses that will come with IPv6.
  • Conform to cyber security best practices, including the use of DNSSEC.

Solution

CSC (now DXC) uses BlueCat to consolidate IP address management, DNS and DHCP leveraging BlueCat as the single source of truth for IPM, DNS and DHCP data.

Value

CSC (now DXC) is able to generate network intelligence that can be used to drive more reliable service delivery, improve security and reliability, and lower infrastructure and IT management costs. The solution also creates a foundation where CSC (now DXC) can securely separate portions of its enterprise network and enable multi-tenant and multi-role management capabilities. Different CSC (now DXC) regions can manage their operations, and CSC (now DXC) can manage individual client operations, more effectively.

At CSC, we already have an enormous amount of address space, including overlapping spaces tied to our customers. We needed a mechanism that substantially reduces the manual effort required to manage our IP addresses, and one that doesn’t have to be reinvented every time we add new addresses, such as for our cloud clients.

Michael Nelson, Data Center and Connectivity Chief Technologist CSC (now DXC) Global Infrastructure Services

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