write memory reload
The C800-universalk9-mz.spa.158-3.m9.bin firmware image represents the culmination of stability, security fixes, and reliable performance for the Cisco 800 series ISR platform. For network administrators maintaining branch, teleworker, or industrial edge routers, deploying this version ensures you benefit from dozens of resolved defects, cryptographic improvements, and continuous maintenance support from Cisco. C800-universalk9-mz.spa.158-3.m9.bin
Assume you are upgrading an existing Cisco 887 router running an older 15.6 or 15.7 image. write memory reload The C800-universalk9-mz
Expected output: Cisco IOS Software, C800 Software (C800-UNIVERSALK9-M), Version 15.8(3)M9 or industrial edge routers
However, upgrading to a new software image also carries some risks, including: