! Step 1: Configure the Domain Name (Required for RSA Key Generation) ip domain-name cisco.local
Cisco follows a strict naming convention for its IOS images. Understanding this convention tells you exactly what the software is, where it runs, and what it can do. Let’s parse cat4500e-universalk9.spa.03.11.05.e.152-7.e5.bin . cat4500e-universalk9.spa.03.11.05.e.152-7.e5.bin
: Ensure that the switch has sufficient flash memory and RAM before loading this XE image. where it runs