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Channel: Young Xu – Network Intelligence Blog | ThousandEyes
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Deconstructing the Great Firewall of China

In our last post on censorship, we surveyed a range of countries around the world that engaged in content filtering on the Internet. Among them was one system of censorship whose sophistication stood...

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The Emergence of China’s New Weapon: the Great Cannon

We last left off our exploration of China’s censorship system at an in-depth analysis of the content-filtering technical behemoth that is the Great Firewall. But the Great Firewall isn’t the only play...

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Enterprise Agent Deployment and China Performance at Zendesk

In this post from ThousandEyes Connect San Francisco, we’ll discuss the presentation by Steve Loyd, Vice President in Engineering Operations at Zendesk. Steve has worked in operations at a number of...

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Make Network Insights Accessible with Embedded Report Widgets

ThousandEyes reports have seen dramatic updates in the past few months — not only have a number of new data visualizations been introduced, but the ways in which insights from reports can be shared...

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Trans-Atlantic Issues in the Level 3 Network

Beginning at 10:55pm Pacific on May 3, 2016, the Level 3 network experienced severe network issues across several coastal locations in the U.S. and the U.K. The incident was mentioned on the Outages...

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The Ongoing War Between China’s Great Firewall and Circumvention Tools

In previous posts, we’ve explored many of the pieces that make up China’s vast system of censorship, including the Great Firewall, a huge content-filtering machine, and the Great Cannon, a powerful...

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DDoS Attack Has Varying Impacts on DNS Root Servers

On June 25, 2016, all 13 DNS root servers suffered from a major distributed denial-of-service (DDoS) attack. This wasn’t the first time in recent memory that attacks were aimed at critical DNS...

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Analyzing Internet Performance Issues with Traffic Outage Detection

If you’ve ever suffered from a large-scale outage and not known where to turn for reliable updates and information, you’re not alone. Today’s launch of Internet Outage Detection marks the culmination...

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Identifying Root Cause with Routing Outage Detection

In the second installment of our exploration of the new Internet Outage Detection features, we’ll delve into the dark art that is BGP routing. When routes go awry, prefixes often become unreachable,...

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Comprehensive Alerting for Route Leaks and Hijackings

In past blogs, we’ve explored a specific BGP issue that can have far-reaching, large-scale impacts on networks across the Internet: route leaks and hijackings. In this post, we’ll discuss alerting for...

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NANOG 68: Decoding Performance Data from Large-Scale Internet Outages

At NANOG 68 in Dallas, TX on October 18, 2016, ThousandEyes CEO Mohit Lad presented on recent outages that had large-scale effects on Internet infrastructure and availability. During his talk, Mohit...

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Optimizing WAN to Deliver SharePoint Online Globally

In this post from ThousandEyes Connect New York, we’ll summarize the talk by Scot Clark, Enterprise Infrastructure Solutions Manager at a Forbes Top 150 multinational consumer goods company. During...

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Running Low Latency on Hi-Rez’s Online Gaming Network

In this post from ThousandEyes Connect New York, we’ll summarize the presentation by Nabil Ismail, VP of Operations & Technology at Hi-Rez Studios. During his talk, Nabil described his team’s...

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What Does Collective Intelligence Mean for Network Ops?

Over the past year, we’ve witnessed the development of a new and important movement in the networking community: Collective Intelligence. While the meaning of Collective Intelligence has evolved, its...

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Best Practices to Combat Route Leaks and Hijacks

In past blogs, we’ve explored how you can alert for and diagnose BGP route leaks and hijacks. Route leaks and hijacks—routing events where illegitimate prefixes are wrongly propagated through the...

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Benchmarking Network Performance in China

As businesses expand their operations to rapidly developing new markets like China, we are excited to announce that we too are expanding our horizons at ThousandEyes. We have increased our set of...

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AWS S3 Outage Likely Caused by Internal Network Issue

On Tuesday, February 28th, 2017, the US-East-1 region of Amazon Web Services S3 saw a complete outage from 9:40am to 12:36pm PST. AWS S3 (Simple Storage Service) is a cloud object storage solution...

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Monitoring Application Delivery in China

As we discussed in our first post about benchmarking network performance in China, half of the battle of monitoring applications in China is setting new expectations for what performance should...

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Monitoring DNS in China

In our previous post, Monitoring Application Delivery in China, we discussed a myriad of issues that can affect the performance of applications delivered to users in China. Of these issues,...

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2017 Update: Comparing the Performance of Popular Public DNS Providers

In May 2015, guest blogger Mehmet Akcin wrote about his findings from measuring and comparing latency to a number of popular public DNS services from hundreds of vantage points located across the...

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