BGP

Jan 20, 2014

BGP Attributes: Using Local Pref to Save Bandwidth Costs

I learned very quickly that BGP isn’t just a routing protocol. It is a financial instrument. Here is how we used Local Pref to slash bandwidth …

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Dec 15, 2011

The Route Redistribution Loop that Took Down the Core

I effectively DDoS-ed our own control plane from the inside. Here is the story of how I melted a core router by forgetting one line of code.

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