Boot a Cisco IOS 2900 series router in ROM Monitor mode
How can you change the configuration register to boot a Cisco IOS 2900 series router into ROM Monitor mode?
A) Config-register 0x2104 B) Config-register 0x2105 C) Config-register 0x2101 D) Config-register 0x2102 E) Config-register 0x2100 F) Config-register 0x2103 G) Config-register 0x2106
Final answer:
To boot a Cisco IOS 2900 series router in ROM Monitor mode, use the command Config-register 0x2100.
In order to change the configuration register of a Cisco IOS 2900 series router to boot into the ROM Monitor mode, you would use the command Config-register 0x2100. This command changes the default router boot sequence to ROM Monitor mode instead of loading the Cisco IOS image from Flash memory. It's important in networking and troubleshooting as it gives you control over the initialization process.
Other configuration register values like 0x2101, 0x2102, 0x2104, etc. command the router to load the IOS from a different source or with different variables. It's crucial to understand the correct configuration register value to configure the Cisco router for specific needs.