macOS – SSH Error ‘No Matching Exchange Method Found’
Sep13

macOS – SSH Error ‘No Matching Exchange Method Found’

KB ID 0001245  Problem I thought my RoyalTSX had broken today, I upgraded it a couple of weeks ago, and I upgraded to macOS Catalina 10.15 the other day. After this, all my SSH sessions refused to connect with this error;   Unable to negotiate with x.x.x.x port 22: no matching key exchange found. Their offer diffie-hellman-group1-sha1 Note: You may also see the following error; Unable to negotiate with x.x.x.x port 22: no matching...

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macOS: Find your DHCP Server Address
Aug27

macOS: Find your DHCP Server Address

KB ID 0001587 Problem In Windows this is easy to find, ‘ipconfig /all’ will tell you 🙂 On macOS it’s not so simple. Solution First you need to know which network card we are talking about! Your wireless network card is nearly always en0 (that’s a zero), if you are on a wired connection simply run ifconfig and find the right network card. to double check you can run; ifconfig getifaddr en0 Then to see your DHCP...

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macOS: Create an ISO From a Folder
May14

macOS: Create an ISO From a Folder

KB ID 0001554 Problem I had to get some files onto a server today that had no internet access. I did have iLO access, so if I could get the files into an .iso file, I could present that as a virtual CD/DVD drive, and install the software I required. But how to create an .iso file on my mac? Solution It’s a two step procedure, first you use Disk Utility to create a CDR image, then you convert that image to an ISO. Launch Disk...

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Remote Connect to macOS
Apr25

Remote Connect to macOS

KB ID 0001539 Problem Remotely connecting to Windows is easy we’ve had RDP since Windows NT4, (yes I’m that old). But what if you want to remote connect to a mac? Well that has ‘Screen Sharing’ built in, (which it pretty much the same, but it uses VNC).  If you’re unfamiliar with VNC, (Virtual Network Computing,) you can install it on both Windows and Linux. Normally you need a client, (to connect with)...

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Safari – Download ZIP files (Not Open Them!)
Apr21

Safari – Download ZIP files (Not Open Them!)

KB ID 0001537 Problem I’d forgotten Safari did this, after replacing my mac a few weeks ago I was trying to download a ZIP file from Github, and was perplexed that it was getting extracted to a folder in my downloads folder, and not appearing as a ZIP file? Solution After about the third time, the penny dropped. Safari does this by default. You need to disable it. Safari > Preferences > General > UNTICK : Open...

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VMware Fusion on macOS Mojave: No Mouse or Keyboard
Mar03

VMware Fusion on macOS Mojave: No Mouse or Keyboard

KB ID 0001523 Problem While building my new MacBook, I installed VMWare Fusion, (I always run a Windows VM, in case I have to do something on Windows). But no matter what version I tried to install, I could not interface with the VMs, (no mouse or keyboard). I ran Fusion 11 on my old MacBook, (running Mojave). So I was a bit confused.  Solution Click the ‘Apple’ (top left) > System Preferences > Security and Privacy...

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