Author Archives

• The Ultimate Trailer Plug Wiring Chart

  By GrumpyTechie on September 10, 2018 • ( 0 )

  

  I’ve been working on converting all my trailers and cars to 13-pin plugs and sockets lately, as I got fed up with corroded connectors and adapters. What I quite quickly ran into was the issue of finding a reliable chart… Read More ›

• How to Really Set Up NTP on HP ProCurve / Aruba Switches – HP Networking Series Part 7

  By GrumpyTechie on August 24, 2018 • ( 6 )

  

  This is a short guide on how to set up NTP time synchronisation properly on HP ProCurve / Aruba network devices. Astute readers of this blog might remember that I covered this topic back in 2015, and you’d be right,… Read More ›

• Wacom Tablet not working in Photoshop?

  By GrumpyTechie on May 17, 2018 • ( 0 )

  

  During the last month, people have been having issues with their Wacom drawing pads in Photoshop. This is due to a “bug” in the latest version of Windows 10 (as of April 2018) that from what I can tell changes… Read More ›

• Fixing SSL Labs Grade on F5 Big-IP – ECDH public server param reuse

  By GrumpyTechie on May 11, 2018 • ( 6 )

  

  As you might have noticed from the title, this is a bit of a weird one. In our last installment we managed to get our grade up to A from B finally, and while we’re not mounting our final assault… Read More ›

• Fixing SSL Labs Grade on F5 Big-IP – Weak Cipher Suites

  By GrumpyTechie on May 4, 2018 • ( 8 )

  

  Today we’ll take a look at fixing the error that kept us from getting a grade better than B last time. Last time we were left with this test result: “This server supports weak Diffie-Hellman (DH) key exchange parameters. Grade… Read More ›

• How to Configure SNMPv3 on HP/Aruba Switches – HP Networking Series Part 6

  By GrumpyTechie on April 25, 2018 • ( 2 )

  

  Configuring SNMPv3 can be a daunting task compared to earlier questions, just from the copious amount of authentication parameters compared to earlier SNMP versions. In this short primer I’ll walk you through the steps necessary to set it up to… Read More ›

• Cough Medicine for Grown-Ups

  By GrumpyTechie on March 13, 2018 • ( 0 )

  

  I was down with the flu for a fortnight a while ago, and during that time I had a lot of time left over to experiment with “home remedies” for the common cold if you catch my drift. After some… Read More ›

• How to Make Lasagne Properly

  By GrumpyTechie on March 7, 2018 • ( 0 )

  

  The other day, I stumbled across French Guy Cooking’s (as always) excellent video on 11 essential chef skills, where he demonstrates 11 skills while making lasanga. Then, last Sunday, I was feeling bored and hungry, and remembered Alex’s video, and… Read More ›

• Fixing SSL Labs Grade on F5 Big-IP – Certificate Chains

  By GrumpyTechie on February 14, 2018 • ( 9 )

  

  Today I’m starting a new series, which has the working title of “Fixing SSL Labs Grade on F5 Big-IP Load Balancers” which is a series on fixing the most common SSLLabs.com grade issues (We all want that A+, am I right?) when… Read More ›

• Finally, a Way to Fix IIS SSL/TLS Support!

  By GrumpyTechie on February 7, 2018 • ( 0 )

  

  If you’ve managed HTTPS sites for any time, you’ve probably come across Qualys SSL Labs, which allows you to check that your certificates are installed correctly, and also check that your server is configured correctly. It also has the habit… Read More ›