It sounds like you're asking about a specific Cisco IOU (IOS on Unix) image file used in network emulation environments like
To understand what this file does, we can break down its naming convention: i86bilinuxl3adventerprisek9m21573may2018bin portable
Open your lab's web interface, right-click to add a node, select "Cisco IOL," and choose the i86bi-linux-l3-adventerprisek9-m-15.7.3-May2018 image from the dropdown. A Note on Legalities and Security It sounds like you're asking about a specific
strings suspicious.bin | grep -i "cisco" right-click to add a node
