Router# show license Router# show crypto key mypubkey rsa
After downloading, move the file to your TFTP server root directory. You will later use the following command on your router to pull the image: i--- Download C2900-universalk9-mz.spa.157-3.m8.bin --
license boot level securityk9 reload
certutil -hashfile c2900-universalk9-mz.spa.157-3.m8.bin SHA512 Router# show license Router# show crypto key mypubkey
: Upgrading the ROMMON (bootstrap) is often recommended alongside the IOS to ensure compatibility with newer images, though it is not always mandatory for the 15.7 train. Connectivity i--- Download C2900-universalk9-mz.spa.157-3.m8.bin --