On the morning of December 27th, ThousandEyes monitors picked up a major service outage on the CenturyLink network impacting AS 209. A quick scan of social media revealed that users all across the US were reporting issues with not just DIA services but also critical services like E911 and traditional…
On November 12th, 2018, between 1:00 PM and 2:23 PM PST, ThousandEyes noticed issues connecting to G Suite, a critical application for our organization. Reviewing ThousandEyes Endpoint Agent stats, we noticed this was impacting all users at the ThousandEyes office. The outage not only affected G Suite, but also Google…
One of the scariest moments in a network engineer’s life is when they realize that the errors are not in their network, but outside the enterprise, either on the Internet or somewhere in the cloud. What follows are some frantic calls to family and friends cancelling dinner plans, vacations, bike…
The Internet is a complex web of thousands of independently-managed networks organized into Autonomous Systems (AS). Border Gateway Protocol (BGP) is the protocol that all these Autonomous Systems use to share routing information with each other. Understanding BGP routing is the key to understanding how your network connects to the…
Google announced yet another submarine cable project. Named Dunant, after the founder of the Red Cross, this will be the first private transatlantic submarine cable operated by a single company. This cable will run between Virginia, USA and France and is expected to be in service by 2020. While they…