I86bilinuxl3adventerprisek9m21573may2018bin -
The build or release date of this specific binary (May 2018).
Because it is an "Advanced Enterprise" image, it supports almost everything needed for CCNP and CCIE labs, including MPLS, IPv6, and advanced IP Services. Deployment in Virtual Labs i86bilinuxl3adventerprisek9m21573may2018bin
To understand what this file does, you have to break down the Cisco naming convention used in the binary: The build or release date of this specific binary (May 2018)
