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• Charly's Column – paping

  Like every sys admin, Charly occasionally throws a pebble at a machine to see if it is still alive. If the other end does not respond to the ping, that does not always mean it's dead. Maybe the pebble just missed.

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• Programming Snapshot – Go Network Diagnostics

  Why is the WiFi not working? Instead of always typing the same steps to diagnose the problem, Mike Schilli writes a tool in Go that puts the wireless network through its paces and helps isolate the cause.

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• Tool Tips

  We test DK Tools 4.2.2, Midnight Commander 4.8.15, Datamash 1.1.0, F3 6.0, Sauvegarde 0.0.7, and WackoWiki 5.4.3.

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• Pinger

  The Pinger network monitoring tool uses ping to look for switches and estimate cable lengths.

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• Command Line: Network Diagnostic Tools

  Linux has the right tools to track down network errors and open the way for data packets.

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