While primarily a router image, it supports many L3 switching features often needed for CCNP or CCIE lab environments.
To use this image, you typically need to follow specific setup steps for your chosen platform: i86bi linuxl3-adventerprisek9-m2 157 3 may 2018.bin
You must have a valid iourc license file in the same directory for the image to boot. Cisco IOU L3 - GNS3 While primarily a router image, it supports many
Run the command /opt/unetlab/wrappers/unl_wrapper -a fixpermissions to ensure the file is executable. While primarily a router image
Because it runs as a native Linux process, you can launch dozens of instances of this image on a modest computer compared to only a few heavy QEMU-based images. How to Use the Image in Simulators