Leo watched BGP peers. 47 minutes passed. Then 94. Then three hours.
For those with eval licenses, Cisco sometimes hosts limited images on devnet.cisco.com, but production use requires a contract. nxos64-cs.10.2.4.m.bin download
The download isn’t the hard part. The hard part is trusting the signature, the process, and your own breath holding for 18 minutes. But when it works, you hear the data center exhale. Leo watched BGP peers