upgrade rom-monitor filename bootflash:asr1000-rommon.173-1r.SPA.pkg all Use code with caution. Copied to clipboard
Many network breaches target firmware before the OS loads. The NSA and CERT have published alerts regarding (e.g., "JCR" or "Lurid" attacks). By staying at 173-1r , you benefit from: asr1000-rommon.173-1r.spa.pkg
Use the upgrade rom-monitor filename [device:]file-name [R0 | R1] command to initiate the process. Platform Specifics upgrade rom-monitor filename bootflash:asr1000-rommon
The asr1000-rommon.173-1r.spa.pkg is only a few megabytes in size – dwarfed by the gigabyte-sized IOS XE images. Yet, without it or with a corrupt version, your ASR 1000 is a paperweight. This file is the the CPU executes, the digital handshake that brings line cards to life, and your lifeline when all else fails. By staying at 173-1r , you benefit from:
ROMMON upgrade is . A failed upgrade (power loss during write, bad file, wrong hardware) leaves the RP in a non-bootable state.
Cisco Bug: CSCwa12192 - ASR1k 17.3(1r) ROMMON upgrade may cause module to go to "disabled" state. Cisco Bug: CSCwa12192. ASR1k 17. ASR1002-X Upgrade version path - Cisco Community