C2800nm-adventerprisek9-mz.151-4.m10.bin [best] Guide
Router(config)# crypto key generate rsa modulus 2048 Router(config)# ip ssh version 2
: If you see this in the output of a show version command, it confirms the exact software image currently running on the device. C2800nm-adventerprisek9-mz.151-4.m10.bin
If you currently rely on this image, consider: which includes full routing
: Specifies the "Advanced Enterprise Services" feature set, which includes full routing, security (K9 indicates strong encryption/VPN), and voice capabilities. security (K9 indicates strong encryption/VPN)
:
Each segment of the filename provides critical technical information about the software's capabilities and compatibility: Loading and Managing System Images [Cisco IOS 15.0S]