[arch-general] bridge with netctl

[arnaud gaboury]

> This configuration make no sense whatsoever.
>
> 1) You create a bridge with no ports. What purpose does it serve?
> 2) If you want to add enp7s0 as a port, why do you have a configuration
> for enp7s0? If an interface is a bridge port, it cannot be used for IP
> traffic, so assigning it an IP is pointless.
>

If I understand correctly, in fact I took the set up upside down. I
tried br0 ---> enp7s0 when in fact the scheme is

                                      |-----> dev 1
enp7s0 ----> bridge br0 ----|
                                      |------> dev 2

Am I correct in this scheme?