Kentik - Network Flow Analytics

Posts by Ken Osowski

About Ken Osowski

Ken is a 25+ year networking industry veteran with a focus over the last 6 years on network traffic monitoring in service provider (mobile, cable and fixed) and enterprise networks. Ken's first network monitoring marketing position was as Senior Director for Solutions Marketing of DPI products at Procera Networks (now Sandvine), then subsequently expanding his product marketing efforts and market coverage to include big data implemented network, application, and subscriber intelligence products. Ken has been an ongoing contributing columnist for various TMCnet publications including Internet Telephony Magazine, NetGen Mobility Magazine, and SIP Magazine. Ken has B.S. in Physics from Franklin & Marshall College and an M.S. in Computer Science from Columbia University School of Engineering.

NetFlow vs. sFlow

September 11, 2018

NetFlow vs sFlow: Which is better? In many cases, the choice is not up to the user because most networking gear supports only one or the other. In this post we look at the difference between the two and how network operators can support all of the flow protocols that their networks generate.

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Service Assurance Starts with Network Analytics

August 10, 2018

Managing quality of service and service-level agreement (SLAs) is becoming more complex for service providers. In this post, we look at how and why enterprise cloud services and application usage is driving service providers to rethink service assurance metrics. We also discuss why network-based analytics is critical to satisfying service assurance needs.

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The Evolving NetFlow Product Landscape

July 20, 2018

NetFlow offers a great way to preserve highly useful traffic analysis and troubleshooting details without needing to perform full packet capture. In this post, we look at how NetFlow monitoring solutions quickly evolved as commercialized product offerings and discuss how cloud and big data improve NetFlow analysis.

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Network Capacity Planning 101: Performance & Visibility Requirements

May 29, 2018

To ensure network operation teams can take action on insights from capacity planning tools, there are several guidelines to follow. In this post, we look at the requirements needed for an effective capacity planning solution that ensures optimal network performance and visibility.

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The Impact of 5G on Enterprise Network Monitoring

May 17, 2018

5G is marching towards commercialization. In this post, we look at the benefits and discuss why network monitoring for performance and security considerations are even more crucial to the operation of hybrid enterprise networks that incorporate 5G network segments.

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The Role of Predictive Analytics in Network Performance Monitoring

April 24, 2018

Predictive analytics has improved over the past few years, benefiting from advances in AI and related fields. In this post, we look at how predictive analytics can be used to help network operations. We also dig into the limitations and how the accuracy of the predictions depends heavily on the quality the data collected.

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The Importance of Network Security & Planning in Educational Institutions

March 19, 2018

College, university and K-12 networking and IT teams who manage and monitor campus networks are faced with big challenges today. In this post, we take a deeper look at the challenges and provide requirements for a cost-effective network monitoring solution.

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The Future of DDoS Protection in an IoT World

February 22, 2018

IoT represents a massive threat to network infrastructure, as seen in widely publicized IoT-based DDoS attacks like Mirai. So what needs to happen to safeguard our devices and networks from participating in these botnet attacks? And how can IoT device originated attacks get quickly identified and stopped by network operators? In this post, we discuss scalable IoT DDoS protection.

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How IoT Drives the Need for Network Management Tools

January 3, 2018

As IoT adoption continues, enterprises are finding a massive increase in the number of devices and the data volumes generated by these devices on their networks. Here’s how enterprises can use network monitoring tools for enhanced visibility into complex networks.

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DIY: The Hidden Risks of Open Source Network Flow Analyzers

December 12, 2017

Advances in open source software packages for big data have made Do-It-Yourself (DIY) approaches to Network Flow Analyzers attractive. However, careful analysis of all the pros and cons needs to be completed before jumping in. In this post, we look at the hidden pitfalls and costs of the DIY approach.

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