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Visibility Solutions

Garland Technology is committed to educating the benefits of having a strong foundation of network visibility and access. By providing this insight we protect the security of data across your network and beyond.


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Whether you are ready to make a network TAP your foundation of visibility or just have questions, please contact us. Ask us about the Garland Difference!

Demystifying SDN: Enhancing Network Flexibility and Visibility

Your enterprise faces increasing network bandwidth and agility demands. Software-Defined Networking (SDN) has emerged as a powerful solution to address these challenges, offering a dynamic and flexible network infrastructure. 

When decoupling the network's data plane from the control plane, SDN enables centralized network management and provisioning, enhancing network efficiency and simplifying operations.

Join us as we further explore the building blocks of SDN, emphasizing the benefits of this revolutionary networking approach.

We will dive into the crucial role of Network TAPs (Terminal Access Points) in SDN implementation, facilitating comprehensive visibility into the data and control planes.

As you read this blog, you will understand how Network TAPs empower enterprises to improve traffic handling, network performance, and overall efficiency.

Understanding the Power of SDN Architecture

Before we explain the features and benefits, it's essential to fully understand the SDN topology and how it fits into your overarching plans.

Decoupling the Data Plane and Control Plane

SDN fundamentally changes how networks are managed by decoupling the data and control plane functions. These functions are tightly integrated into traditional network architectures, making network management complex and inflexible.

On the other hand, SDN separates the two planes, allowing your network administrators to control the network centrally through a software-based controller.

The control plane, responsible for network intelligence and decision-making, resides in the SDN controller. It communicates with network devices and instructs them on how to forward traffic.

The data plane comprises switches and routers and handles the actual forwarding of packets based on the instructions received from the SDN controller.

Advantages of SDN

Now that you understand the SDN framework better let's explore what this means for you, your team, and your network.

Enhanced Network Flexibility and Agility

SDN provides unparalleled network flexibility and agility, enabling administrators to adapt to changing business requirements quickly. A centralized controller allows you to easily define and implement network policies across the entire network, reducing configuration complexities and deployment time.

Simplified Network Management

When you provide a single source of truth and a method of collaboration, you'll start seeing results very quickly.

Centralizing network management, SDN streamlines operations, reduces manual configurations, and minimizes the risk of configuration errors. Rest assured that your network administrators can leverage the SDN controller to monitor and manage network devices, applications, and services from a robust control point.

Optimal Traffic Engineering

SDN allows for intelligent traffic engineering, ensuring network resources are utilized efficiently. Administrators can implement traffic prioritization and Quality of Service (QoS) policies to optimize the data flow, leading to better network performance and user experiences.


Network TAPs in SDN Implementation

Your data planes are like the hallways of a school. Network TAPs act as cameras that don't interfere with traffic but give you data-driven insights and a clear view.

Let's look at how Network TAPs are integral to implementing into your SDN architecture.

Complete Visibility into Data and Control Planes

In an SDN environment, visibility is paramount to monitor and manage network traffic effectively. Network TAPs play a crucial role in providing complete visibility into both the data and control planes, allowing administrators to gain actionable insights into network behavior and performance.

Monitoring Network Traffic

Network TAPs passively capture network traffic, providing a clear view of all data moving through the network. By connecting TAPs to specific network segments, administrators can monitor traffic in real-time without introducing latency or affecting network performance.

Network TAPS also encourages optimal network design, allowing you to plan and have the confidence necessary to take action properly.

Ensuring Control Plane Visibility

In SDN, the control plane is the brain of the network, making it critical to have visibility into its operations. Network TAPs enable monitoring control plane traffic, helping administrators identify potential issues, anomalies, or security threats that may impact network functionality.

Leveraging Network TAPs for Efficient Traffic Handling

It's not enough to have a full view of everything going on if you cannot do anything. Here are some ways to practically improve your traffic handling, make insightful improvements, and move from a reactive to a proactive methodology.

Validating and Optimizing SDN Policies

Network TAPs facilitate the validation of SDN policies before they are implemented in the production network. When capturing and analyzing data plane traffic, administrators can verify the accuracy and effectiveness of the policies, ensuring optimal network performance.

Troubleshooting and Network Performance Optimization

During network troubleshooting, Network TAPs are invaluable for capturing packets from specific points in the network. This allows administrators to closely examine the packet flow, identify bottlenecks, and optimize network performance.

Enabling Secure Network Visibility

Security is a top priority for any network, and Network TAPs enable continuous traffic monitoring for potential security threats.

Network TAPs provide unparalleled visibility into your network's data traffic, which allows you to address security threats much more quickly. This means that any unauthorized or out-of-the-ordinary action can be caught much before you need to mitigate any damage or potential compliance fallout that could ensue.

Embrace The Power of SDN for Enhanced Visibility and Efficiency 

Software-Defined Networking has revolutionized how modern enterprises manage and operate their networks. SDN provides unmatched flexibility, simplified network management, and optimal traffic handling by decoupling the data plane from the control plane.

Network TAPs play a vital role in SDN implementation, offering complete visibility into the data and control planes, which empowers your administrators to monitor, troubleshoot, and optimize their networks efficiently.

For companies seeking to unleash the full potential of SDN and achieve enhanced network efficiency, Garland Technology's Network TAPs are the perfect choice. With our reliable TAP solutions, you can gain comprehensive visibility into your SDN environment, enabling you to make data-driven decisions, optimize network performance, and strengthen network security.

Looking to experience the power of SDN with Garland Technology's Network TAPs, but not sure where to start? Join us for a brief network Design-IT consultation or demo. No obligation - it’s what we love to do.

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Written by Todd Cain

Todd has over two decades of experience in Technical Sales and Solutions Consulting.  He began his career in the USAF as a Telecommunications Specialist.  Since then his focus has been helping customers understand and deploy Network Test, Monitoring, and Visibility Solutions.



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