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Traffic Cops

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A close look at the network traffic on a server with the bandwhich and iftop utilities can reveal exactly why an application is behaving strangely.

Impenetrable

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PowerShell is not the usual go-to tool for pentesting, but it can reveal IT vulnerabilities that suggest a more considered use of the tool.

Elephant in the Room

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The Elephant Shed PostgreSQL appliance bundles and integrates the components needed to manage a PostgreSQL server.

Big Stick

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This collection of free tools helps you customize Windows 10 for individual workflows.

The Private Stronghold

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Citadel is a free, compact bulletin board system that integrates email, calendar, address book, and forum functions for administrators and hobbyists that need a groupware solution for a small organization.

Machine Schooling

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The TensorFlow symbolic math library can help you introduce artificial intelligence, deep learning, and neural networks into your projects.

All Puffed Up

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Bufferbloat impedes TCP/IP traffic and makes life difficult, especially for real-time applications like voice or video.

Geometry

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Redmond's RADIUS implementation connects systems and provides secure authorization and logging.

Fleet of Foot

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The 802.11ax WiFi 6 standard uses LTE technology to solve the congestion problems experienced with older standards.

Crossroads

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Cloud Foundry deployments that use a service mesh routing plane have access to weighted routing, which lets you control the amount of traffic sent to each route.