If you do not explicitly mount the USB drive as described, you may receive this error during the ‘formatting’ stage: If you are reading this it means you probably ran into an installation error. For more details on the Smart Installer check out Although, if you are routinely building Sophos UTMs from scratch, it might be worth the convenience. You also don’t have use the Sophos UTM Smart Installer USB drive. You don’t have to run around trying to find writable CD’s or USB optical drives to build a physical Sophos UTM device. That’s all there is to it! Once the installation finishes you can remove the USB drive and reboot.
If you run into an installation error, see the troubleshooting section below. Press Alt + F1 to switch back to the installer and carry on with the installation. Mount your USB drive with the following command: mount /dev/sdb1 /install The Sophos UTM installer should start and display the black Welcome screen. Press Enter to start the installation. This can normally be accessed by pressing the Del or F2 key during POST. Insert your USB drive into your device, in my case a Dell PC, power it on and invoke the boot selector by pressing F12 and then selecting the USB drive option. Depending on the hardware, you may find it automatically boots from USB or you might have to access the BIOS and set it as the preferred boot device. We will use the console the mount the USB drive, making the files available, and then switch back to the installer and continue from there. To do this we are going to switch between the installer and a console session. For it to make use of files on the USB drive, the drive needs to be mounted. When the system boots from the USB drive it will be running an installation subset version of Linux. The process take a few minutes and will notify you when it has completed.
RUFUS USB DOWNLOAD FOR MAC ISO
There are a number of similar utilities available which you should be able to use if you prefer. Rufus is a USB utility that allows you to create bootable USB drives from ISO images, and it is available from. If you have a physical Sophos appliance use the first option, if you are building your own on a virtual machine or PC, use the second option.
RUFUS USB DOWNLOAD FOR MAC SOFTWARE
One for hardware appliances and another for software appliances. There are two options when downloading the ISOs. Download the Sophos UTM ISOĭownload the latest version of the Sophos UTM images from
It is handy for building and rebuilding your home and test equipment but for your serious production hardware please follow the official Sophos recommended method of attaching an external optical drive. Please note that since this is a workaround it is not a supported method by Sophos. This article steps you through the process of preparing and creating your own Sophos UTM bootable USB installation drive. Sophos provide a USB installation option called the Smart Installer for UTM hardware appliances, but this is a special USB drive that emulates a CD, essentially working around the issue. Most current operating systems can be installed from USB (Windows, OSX, Linux, etc) and it is often the preferred method because these OS installers are aware that they are installing from USB. The only problem with this old school method is that Sophos UTM appliances do not ship with optic drives, and this is true for most modern hardware. Installing Sophos UTM from a boot CD is straightforward and works well.
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