Pre-deployment validation of BGP route policies
A common culprit behind some of the biggest outages in the Internet is misconfigured BGP route policies. For example: BGP Leak Causing Internet Outages in Japan and Beyond How a Tiny Error Shut Off the Internet for Parts of the US Telia engineer error to blame for massive net outage Such outages typically occur…
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By Todd Millstein on October 9, 2020
Don’t accidentally break the Internet like Level 3 (or Google, Telia, Telekom Malaysia, …)
How to safely make network configuration changes On Monday, Nov 6th, 2017, Level 3 Communications (now part of CenturyLink) made national headlines when a configuration error resulted in a massive outage for many users in the USA. The impacted users were customers of several large ISPs, including Comcast. It took 90 minutes for Level 3…
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By Samir Parikh on November 27, 2017
