Category: Peering

It’s not easy building GRE

This quirk looks at an interesting scenario whereby a multi-national ISP builds a GRE tunnel over a Transit provider as a backup path.

Peering into the Future

Network automation is becoming more and more ubiquitous these days. Configuration generation is a good example of this – why spend time copy and pasting from prepared templates if a script can do it for you? This small blog introduces the first python script… Continue Reading “Peering into the Future”

The Friend of my Friend is my Enemy

Imagine you’re a provider routing a PI space prefix for one of your customers. Now imagine that one of your IX peers started to advertise a more specific subnet of that customer network to you. How would and how should you forward traffic destined… Continue Reading “The Friend of my Friend is my Enemy”