Asr1000-rommon.173-1r.spa.pkg

ROMMON versions are tied to the Route Processor model:

. ROMmon upgrades are typically required to support newer versions of Cisco IOS XE software (such as the 17.x release train) or to address specific hardware bugs. Key Details Target Devices asr1000-rommon.173-1r.spa.pkg

The system will write to the ROMMON storage – this takes ~30 seconds. ROMMON versions are tied to the Route Processor model:

If you have the .pkg file on your bootflash and need to force an upgrade (for example, during a disaster recovery where the ROMMON is corrupted), you would typically use the upgrade rom-monitor command in privileged exec mode, pointing to the specific package file. pointing to the specific package file.