dummynet: bandwidth is limited to 2 Gbit/s ?

[Andrey V. Elsukov]

On 24.09.2019 08:42, Andriy Gapon wrote:
> 
> It seems that the userland component of ipfw/dummynet uses int for the bandwidth
> represented in bit/s.  Also, int is used for passing that value from the
> userland to the kernel.
> 
> What would be the best way to extend this?
> Just use a larger type?
> Or maybe add another field to try to preserve KBI backward compatibility?

There is yet another problem, that you need to keep in mind.
Some people may use old ipfw(8) binaries inside jails, that can be
executed on modern host system. So, if you will break KBI, then such
jails will stop work.

-- 
WBR, Andrey V. Elsukov

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