Compare to Cisco’s published MD5 hash.
But here’s the kicker: Because 15.2(1)M is old enough to be fully documented but new enough to have modern VPN stacks, it’s the ultimate honeypot. Hackers scan for "cisco 2800" expecting ancient exploits. They don't expect that you’ve hardened it with CoPP (Control Plane Policing), uRPF, and ACLs that look like a sonnet. c2800nm adventerprisek9 mz 152 1 link