install add file bootflash:asr1000-rommon.173-1r.spa.pkg Even though ROMMON is not a full IOS-XE package, the ASR1000 package manager treats it specially. install commit This writes the new ROMMON to the protected ROMMON storage region. Step 5: Reboot with Power Cycle A standard reload may not be enough. On most ASR1000 chassis:
ROM: ROMMON version 15.6(1r)S2 Or, more precisely: asr1000-rommon.173-1r.spa.pkg
%ROMMON-IMG-INVALID: Image checksum failed %ROMMON-BOOT-FAIL: No valid boot image, falling back to rommon Before deciding to deploy asr1000-rommon.173-1r.spa.pkg , you need to know what you are currently running. install add file bootflash:asr1000-rommon
show platform rommon Example output:
Introduction: The Unsung Hero of Router Bootstrapping In the world of Cisco enterprise networking, the ASR 1000 series stands as a workhorse for aggregation and edge routing. While network engineers frequently focus on the IOS-XE software images that define features and forwarding planes, a smaller, equally critical file lurks in the flash memory: the ROMMON image . On most ASR1000 chassis: ROM: ROMMON version 15