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All posts in: "Product"

Complete VoIP Visibility with SIP and RTP

Posted by on June 21, 2017

Unified communications (UC) is an integral part of enterprise service delivery. Despite its importance, troubleshooting and maintaining a reliable voice network and end-user experience has always been challenging. Irrespective of the type of voice deployment (on-premises, hybrid or cloud), the impact of the underlying network on voice performance is undeniable. Packet loss, jitter and latency influence voice quality and the sometimes transient nature of these issues makes VoIP troubleshooting tricky.… Read More »

Monitoring IPv6 Networks

Posted by on May 31, 2017

IPv6 has been around for two decades, and yet it is only now making up a meaningful portion of Internet traffic. Reports today find that there are between 10-15 billion Internet-connected devices (each requiring an IP address), yet only 2.8 billion routed IPv4 addresses. The conclusion? Most connected devices do not have unique, public IPv4 addresses and instead utilize network address translation (NAT) to communicate with the Internet.… Read More »

2017 Update: Comparing the Performance of Popular Public DNS Providers

Posted by on May 15, 2017

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 globe. But two years have passed since then, and the landscape of public DNS continues to change as sites are added and services are optimized.… Read More »

New in ThousandEyes: Dashboard Widgets, APIs and More

Posted by on May 5, 2017

At ThousandEyes we release new code every two weeks, adding new features, enhancing existing ones and squashing any bugs. Using ThousandEyes to its full potential often requires staying on top of these changes. To keep you abreast of areas of product development, we’ll publish a quarterly update of key features and enhancements, in addition to our bi-weekly release notes.… Read More »

Best Practices for an Internet-based SD-WAN

Posted by on May 3, 2017

CIOs and IT executives are constantly challenged with reducing IT spend, optimizing operating expenditures while increasing service agility, delivering and maintaining superior quality of service. Enterprises are constantly searching for innovative solutions to execute on these business objectives.… Read More »

Introduction to DNSSEC Monitoring

Posted by on March 31, 2017

The Domain Name System (DNS) is a cornerstone of the Internet. It is a globally distributed database with a hierarchical structure that maps domain names to IP addresses. While DNS has recently been in the spotlight due to large scale DDoS attacks, its lesser known brother DNS Security Extensions (DNSSEC) has remained in the dark.… Read More »

Monitoring DNS in China

Posted by on March 27, 2017

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, difficulties with DNS in China is a topic that deserves its own post — when the packets of a critical service like DNS routinely go missing, the impacts on the delivery of important applications can be enormous.… Read More »

Monitoring Application Delivery in China

Posted by on March 14, 2017

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 normally look like; often metrics like packet loss and latency will be significantly higher than outside the Great Firewall.… Read More »

Benchmarking Network Performance in China

Posted by on February 22, 2017

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 monitoring points to include nine new Cloud Agent locations in China: Foshan, Jinan, Nanjing, Shenyang, Shijiazhuang, Wenzhou, Wuxi, Xi’an and Zhuhai.… Read More »

How Virtual Private Networks Impact Performance

Posted by on February 14, 2017

If you’ve ever had to connect to a corporate network while working remotely, chances are you are familiar with the concept of Virtual Private Networks (VPNs). VPNs establish a secure connection from your device to any other part of the network by wrapping an additional layer of security and privacy to your online activity. VPNs are an indispensable part of… Read More »