Author Archives

• Configuring Debian to Patch Itself

  By GrumpyTechie on February 25, 2017 • ( 0 )

  

  After a couple of years in the IT infrastructure world, you’ll be faced with the greatest task of all, updating servers every month or so. This has always been the most brain dead task imaginable, but now with virtualization, we… Read More ›

• Updating VMware vRealize Operations Manager Appliance

  By GrumpyTechie on February 20, 2017 • ( 0 )

  

    Updating appliance VMs can be a bit of daunting process since they are all usually different. vROPS (VMware vRealize Operations) is no different in that regard, but it’s a quite straightforward operation when you get understand the process.

• How to Crimp N-type Connectors to RG58 cable

  By GrumpyTechie on February 17, 2017 • ( 2 )

• How to Crimp SMA Connectors to RG58 Cable

  By GrumpyTechie on February 15, 2017 • ( 2 )

• How to Measure RF Cables for Continuity and Shorts

  By GrumpyTechie on January 7, 2017 • ( 2 )

• The World’s Longest Console Cable – Smartflex Router Series

  By GrumpyTechie on October 26, 2016 • ( 0 )

  

  As everybody knows, console cables and their corresponding interfaces are a scourge on a network administrators existence. They are always too short, COM-ports get renumbered, Baud-rates are unknown, etc. By their very nature, you also have to be physically present… Read More ›

• Time Servers – GPS Antenna Placement

  By GrumpyTechie on October 5, 2016 • ( 0 )

  

    If you haven’t noticed already, I have something of a thing for everything time synchronization related. “Proper”, exact time is something that I find important, it’s probably OCD related. As a part of my day job, I manage a… Read More ›

• How to Stack HPE/Aruba 2920 Switches – HP Networking Series Part 4

  By GrumpyTechie on April 8, 2016 • ( 30 )

  

  The 2920 series switches from HPE/Aruba has a special feature that no other switches in the old ProCurve/E-Series line-up has; dedicated stacking interfaces. On other HPE switches, stacking merely facilitates “simplified” management, by allowing you to manage any switch in the… Read More ›

• How to properly use your French Press

  By GrumpyTechie on March 29, 2016 • ( 0 )

  

  So, you guys seem to have liked my Techniworm Mochamaster tutorial (I won’t lie, that article outperforms every other article on this site by a factor of 10). I started thinking about what I could write next, and it occurred… Read More ›

• Royal Balance Syphon Brewer

  By GrumpyTechie on March 28, 2016 • ( 0 )

  A couple of years ago a bought a Royal Balance Syphon brewer, and I made a video of how it works. It’s the oldest design for an automatic coffee machine, invented in the 1840’s by the Frenchman Louis Gabet. and… Read More ›