What is Network as a Service?

To understand what is network as a service, think of it as a cloud delivery model for enterprise networking.

Businesses consume network services on a subscription basis, rather than building and managing their own complex infrastructure.

This model works by abstracting network resources like hardware and software, making them available on-demand through a service provider.

For IT leaders, this shifts network management from a capital-intensive expenditure to a more predictable operational cost, offering greater flexibility for managing telecom and network needs.

Key Features of Network as a Service

Understanding the core components helps clarify what is a network as a service. The model is defined by several key characteristics that deliver its flexibility and efficiency.

• Scalability: Easily adjust network capacity and services based on real-time business demands.
• Subscription Model: Shifts network costs from large upfront capital expenses to predictable operational payments.
• On-Demand Access: Provision and manage network services through a centralized, user-friendly portal.
• Centralized Management: Simplifies oversight of the entire network infrastructure from a single interface.
• Integrated Security: Security policies and services are built directly into the network fabric.

Benefits of Network as a Service

Adopting a NaaS model offers significant advantages beyond just cost savings. For businesses wondering what is network as a service NaaS, the primary benefits revolve around agility and simplified operations.

• Agility: Quickly scale network resources up or down to match changing business needs without hardware constraints.
• Cost-Efficiency: Convert large capital investments into predictable, manageable operational expenses.
• Simplicity: Manage your entire network through a single portal, reducing complexity and administrative overhead.

Network as a Service vs. Security as a Service

While they both use a service model, Network as a Service and Security as a Service address different IT needs.

• Focus: NaaS provides the entire network infrastructure, including connectivity and hardware, on a subscription basis. This approach is central to what is network as a service in cloud computing. It’s ideal for enterprises needing to scale resources, though it means less direct control over the underlying hardware.
• Scope: Security as a Service outsources specific security functions like threat detection and firewalls. Mid-market companies often prefer this for expert protection without the cost of an in-house team, but it can require careful integration with existing network services.

Use Cases for Network as a Service

The flexibility of NaaS makes it a strong fit for various business scenarios, especially those involving growth, change, or distributed operations.

• Branch Offices: Unify network management and security policies across multiple physical locations.
• Remote Work: Provide secure, high-performance network access for a distributed workforce.
• Multi-Cloud: Simplify and automate connectivity to different public and private cloud environments.
• Pop-Up Sites: Quickly deploy network services for temporary locations like construction sites or events.
• Business Growth: Scale network capacity on-demand to support rapid expansion into new markets.

Challenges and Considerations for Network as a Service

While the NaaS model offers significant flexibility, it's not without its hurdles. Businesses should weigh the potential drawbacks and plan accordingly to make a smooth transition.

• Control: You give up some direct oversight of the physical network infrastructure to the service provider.
• Integration: Connecting the NaaS platform with existing legacy systems can present technical challenges.
• Vendor Lock-in: Switching providers can be difficult and costly due to proprietary technologies and deep integration.

Frequently Asked Questions about Network as a Service

Is NaaS secure enough for enterprise use?

Yes. NaaS providers build security directly into the network fabric, offering features like firewalls and threat management. This integrated approach often provides more consistent and up-to-date protection than managing security policies across disparate, self-managed systems.

Will using NaaS negatively impact my network performance?

Not typically. Reputable NaaS providers operate high-performance, resilient networks with service level agreements (SLAs) that guarantee uptime and performance. Centralized management also allows for proactive monitoring and optimization, often improving overall network reliability.

How difficult is it to migrate from a traditional network to NaaS?

The transition varies depending on your existing infrastructure. While integrating with legacy systems can be a consideration, providers typically offer phased migration plans and support to make the process manageable. The goal is a smooth switch with minimal disruption to your operations.

Automate your enterprise telecom management with Lightyear today

Now that you know what is network as a service, you can see how this model simplifies IT. For businesses asking 'what is network as a service going to do for my bottom line?', the answer lies in automation and intelligence.

Automate your enterprise telecom lifecycle with software that uses the best network and pricing intelligence on the market. Drive savings across procurement, inventory management, and bill payment for your internet, WAN, voice, and colocation services with Lightyear.

Sign up for a free account to get started.