This command not supporting

[Emil]

I bought the new cisco asr 1001 router. When I turned  it came rommon> and I wrote confreg 0x2142. when i want to do config , ,  it says "this command not support" .  when i reload router i hold break key but no effect. Please help how to change registry 

[Martin L]

why do u want to reset router? Brand new one ?
can u just do boot command to boot router? reload router but do not hold break button
let's see your files on flash; do dir flash:

[balaji.bandi]

First boot the image and test, Hopefull you have image in the Flash also worth check.

below procedure help you boot, then change the confreg once all good.

https://www.cisco.com/c/en/us/support/docs/routers/1000-series-routers/15075-recovery-c1000.html