What is the modern "Floppy-Based" router based on?

[Luke-Jr]

On Sunday 05 March 2006 06:48, John wrote:
> I looked into a couple of things and had an idea that the link above plays
> into with this.  What if you simply set the attributes for all of the files
> you wanted to read-only, set them to immutable, and any further attributes
> on the build system, but fail to put chattr on the router you are building.
>  This means the files can't be removed, changed, etc on the router and if
> you tell it to mount Read-only for / on boot, problem solved.  That would
> be the ulta-paranoid approach I would do.  That way even if they managed to
> get it mounted RW, what can they change since the attributes would prevent
> changes and chattr wouldn't exist on the router.

scp $(which chattr) root at rooted-router:/tmp

Just hack the kernel to disallow writing, toggleable with your ACPI power 
button. ;)