Just wanted to create a network bridge interface on an embedded Linux system. First try was with the well known brctl and I got this:

Searching the web for this, led me to an old blog post which comes to this conclusion:

So that’s the most silly way to say: you forgot to compile in bridge support into your kernel.

ip from busybox is a little more helpful on that:

And yes, the “real” ip from iproute2 is also as helpful as that:

And yes, somehow they are all right, it is actually my fault:

I’m going to change my kernel config now …