Kentik - Network Observability

Posts by Justin Ryburn

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About Justin Ryburn

Justin Ryburn is the director of solutions engineering here at Kentik. He has 20 years of experience in various operations, engineering, sales, and marketing positions with companies such as Savvis, Nortel, XO, Juniper, and Kentik. Justin contributed content to Cyber Forensics (Auerbach Publishing, 2007) and authored “Day One: Deploying BGP FlowSpec” (Juniper, 2015). He has also spoken at numerous industry conferences on the topics of network monitoring and security. Justin holds an MBA and an MS in IT Management from Webster University in St. Louis, Missouri, as well as numerous industry certifications. He currently lives in St. Louis with his wife and two kids.

Seeing CDN Traffic with Kentik Detect

February 8, 2018

CDNs have been around for years, but they’ve gained new importance with the rise of video streaming services like Netflix and Hulu. As traffic from those sites soars, CDNs introduce new challenges for network operations teams at both service providers and enterprises. Kentik Detect’s new CDN Attribution makes identifying and tracking CDN traffic a whole lot easier. In this blog, we provide examples of how companies can implement this functionality.

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Kentik APIs Enable Multi-Solution Integration

October 2, 2017

In today’s world of heterogeneous environments and distributed systems, APIs drive synergistic innovation, creating a whole that’s more powerful than the parts. Even in networking, where the CLI rules, APIs are now indispensable. At Kentik, APIs have been integral to our platform from the outset. In this post we look at how partners and customers are expanding the capabilities of their systems by combining Kentik with external tools.

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Monitoring DNS with Kentik

August 21, 2017

Domain Name Server (DNS) is often overlooked, but it’s one of the most critical pieces of Internet infrastructure. As driven home by last October’s crippling DDoS attack against Dyn, the web can’t function unless DNS resolves hostnames to their underlying IP addresses. In this post we look at how combining Kentik’s software host agent with Dashboards in Kentik gives you the tools you need to ensure DNS availability and performance.

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HBO Attack: Can Alerting Help Protect Data?

August 9, 2017

Major cyber-security incidents keep on coming, the latest being the theft from HBO of 1.5 terabytes of private data. We often frame Kentik Detect’s advanced anomaly detection and alerting system in terms of defense against DDoS attacks, but large-scale transfer of data from private servers to unfamiliar destinations also creates anomalous traffic. In this post we look at several ways to configure our alerting system to see breaches like the attack on HBO.

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How Many Routes Do You Really Need?

August 7, 2017

With BGP and NetFlow correlated into a unified datastore, Kentik Detect’s advanced analytics provide valuable insights for both engineering and sales. In this post we look into a fairly recent addition to Kentik Detect, Route Traffic Analytics. Especially useful for capacity planners and peering coordinators, RTA makes it easy to see how many unique routes are represented in a given percent of your traffic, which indicates the route capacity needed in your edge routers.

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Learning From Your BGP Tables

July 31, 2017

Can BGP routing tables provide actionable insights for both engineering and sales? Kentik Detect correlates BGP with flow records like NetFlow to deliver advanced analytics that unlock valuable knowledge hiding in your routes. In this post, we look at our Peering Analytics feature, which lets you see whether your traffic is taking the most cost-effective and performant routes to get where it’s going, including who you should be peering with to reduce transit costs.

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Security in an SD-WAN World

July 6, 2017

As one of 2017’s hottest networking technologies, SD-WAN is generating a lot of buzz, including at last week’s Cisco Live. But as enterprises rely on SD-WAN to enable Internet-connected services — thereby bypassing Carrier MPLS charges — they face unfamiliar challenges related to the security and availability of remote sites. In this post we take a look at these new threats and how Kentik Detect helps protect against and respond to attacks.

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