I86bi-linux-l3-adventerprisek9-ms.155-2.t.bin -

show version show license feature show ip route show crypto isakmp sa show ip ospf neighbor show running-config

This file would typically be used in a network environment to upgrade or restore the IOS on a compatible Cisco device. Before using it: I86bi-linux-l3-adventerprisek9-ms.155-2.t.bin

Users on Apple Silicon (M1/M2) or non-x86 hardware may encounter "Exec format errors" and typically need to run these images inside an x86-based virtual machine or use QEMU emulation. GNS3 VM on VMware Fusion tech preview for M1 #3261 show version show license feature show ip route

Attempting to run it directly outside of a simulator environment often results in "Exec format error" unless properly handled by a wrapper or the simulator's IOU engine. : Because it is an IOU image, you

: Because it is an IOU image, you can run a complex topology with 20+ routers using less than 4GB of RAM.