From what I can tell the image he is using is ok but my guess he is coming from some ancient code version and the rommon needs to be upgraded first before trying to load to newer code . The code looks to be valid under a sup 3 download . Find the newest rommon version for the sup 3 and upgrade that before trying to load the new code. Follow rommon upgrade instructions strictly , if done incorrectly it can render the supervisor inoperable. This looks like it might be the latest version for a sup III.
Release Date: 11/Sep/2006
Catalyst 4500 Supervisors II+, II+TS, II+10GE, III, IV, V, V-10GE, and Catalyst 4948, 4948-10GE, ME-4924-10GE ROMMON upgrade.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
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In this session you can learn more about Layer 3 multicast and the best
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