asafw (scripts from NCC Group), qemu-img Platforms: EVE-NG, GNS3 Goal: Create a bootable .qcow2 image.

Loading: .... Entry point: 0x80001000 Error: Unsupported boot type

# Create an empty qcow2 image (e.g., 2GB) qemu-img create -f qcow2 cisco-ios.qcow2 2G

Run binwalk on the BIN file:

Converting these images allows you to run Cisco routers and switches as lightweight virtual machines, enabling features like snapshots and better resource management. Understanding the File Formats

Here is the breakdown of how to handle these files for your virtual environment. 1. The Reality Check: Can You Convert It? The short answer is for traditional hardware-based IOS images Hardware-Specific Code : Traditional

Fix: The virtual disk ( hda.qcow2 ) does not have the boot variables set correctly, or the system cannot find the .bin file on the virtual flash. Boot the image manually from the ROMMON prompt once using boot flash:filename.bin , then save the configuration running-config.

If it says data or x86 boot sector , it might already be a disk image. More often, it will be a compressed archive.