How to fix lower ROM Monitor version detected on Cisco ASR 9000 Network Router?
If a lower version of the ROM Monitor is detected during system boot of your Cisco Network Router, use the "upgrade hw-module fpd" CLI in admin mode.
What to do if ROMMON B upgrade fails on Cisco ASR 9000 Network Router?
If the version does not change after upgrading ROMMON B on your Cisco Network Router, it means the router loaded ROMMON A because it couldn't load ROMMON B. To fix this, upgrade the potentially corrupt image B using the "upgrade hw-module fpd" CLI in admin mode.
What to do if both ROMMON A and B are damaged in Cisco Network Router?
If both ROMMON A and ROMMON B are damaged on your Cisco Network Router due to an unexpected node reset or a power interruption during the upgrade, the affected route processors must be returned to Cisco for repair.
How to fix Cisco Network Router node upgrade failure?
If the node of your Cisco Network Router cannot be upgraded successfully, try reformatting the bootflash (format bootflash: [location all | node-id]) and then repeat this upgrade procedure.
General| Series | ASR 9000 |
|---|---|
| Category | Network Router |
| Modular Design | Yes |
| Redundancy | Yes (Hardware and Software) |
| Operating System | Cisco IOS XR |
| Interfaces/Ports | 10G, 40G, 100G, 400G Ethernet |
| Expansion Slots | Varies by model |
| Routing Protocol | BGP, OSPF, IS-IS, EIGRP |
| Management | CLI, SNMP, NETCONF |
| Power Supply | Redundant |
| Port Density | Varies by model |
| Power Supply Options | AC, DC |
| Memory | Varies by model |
| Storage | Varies by model |
| Dimensions | Varies by model |
| Weight | Varies by model |
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