Systems Approach
The idea of decentralization is baked quite firmly into the Internet’s architecture. The definitive paper on the Internet’s original design is David Clark’s “The Design Philosophy of the DARPA Internet Protocols” published in 1988.
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We're currently working on an update to our SDN book that expands the coverage of Network Virtualization to a full chapter. That led to some spirited d…
Jul 5CommentShare
Last month, Larry pointed out that service mesh can be thought of as “SDN for Layer 7”, which got me thinking about how service mesh relates to the tra…
Jun 21CommentShare
This week we are wading into the discussion around GitOps. One of the topics we have on our queue of potential books to write is cloud operations, and …
Jun 7CommentShare
We are keen students of history at Systems Approach, LLC, and this week we look back on some of the biggest transformations in networking, and how thos…
May 24CommentShare
A few months back I reconnected with my old Nicira colleague Amar Padmanabhan, who these days is one of the leads on the Magma project. I’ll be getting…
May 10CommentShare
In our most recent post we made note of the common pattern of centralized policy input coupled with distributed implementation of policies, and this we…
Apr 26Comment 3Share
Security is a topic that we introduced to Computer Networks: A Systems Approach back in the second edition, i.e., in the late 1990s. We took a network-…
Apr 12CommentShare
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Systems Approach


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