Forward Blog

Read posts by network engineers, product specialists, and Forward founders 
March 16, 2021
Using Insight to Tame ACL Management

Did you hear about the change window that went exactly as planned? No? That’s because the odds of winning the PowerBall without buying a ticket are better than the odds of executing a change window on a global network without a glitch.  What about the story of the tier one network engineer that diagnosed and […]

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March 10, 2021
Actions Not Words, Demos Not Slides

In network operations, it’s never the same day twice. Most network engineers love this aspect, but it has a dark side. The best plans often fall to the wayside—in an instant work stops and firefighting begins. In the last year, I’ve been part of a whole-day colo move, diagnosed an outage in the middle of […]

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October 13, 2020
Network Query Engine Library

Here we are with yet another blog on the Forward Network Query Engine (or NQE for short). If you have been reading our previous blogs on this topic, you already know how passionate I am about NQE. In my first blog Query Your Network like a Database, I talked about how NQE helps to solve common […]

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September 9, 2020
Scaling: How We Process 10^30 Network Traffic Flows

What do we do? At Forward Networks we build digital twins for computer networks. Enterprises with large networks use our software to build a software copy of their network and use that for searching, verifying, and predicting behavior of their network. It is not a simulation. It is a mathematically accurate model of their network. […]

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January 6, 2020
In-App NQE Checks Examples Now Available on GitHub

Network Query Engine (NQE) is my favorite Forward Enterprise feature and is one of the reasons why I decided to join Forward Networks. After working on Network Programmability and Automation for years, the idea of a single platform able to provide network device data, fully parsed, normalized, structured in OpenConfig-like format, across switches, routers, firewalls, and load balancers […]

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November 21, 2019
Query Your Network like a Database

As companies are trying to become more agile to provide new services to their customers at a faster pace, more and more of them are embracing Network Automation in some shape or form. Network Automation can be very powerful, but it comes with a price: it’s frighteningly dangerous! A mistake in the automation toolchain can […]

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