The Bridge on the River Dream House Of Net

[poma <pomidorabelisima gmail com>]

$ nmcli networking
enabled

$ nmcli networking connectivity 
full

$ brctl show
bridge name     bridge id               STP enabled     interfaces
bridge0         8000.001234567830       no              enp3s0

$ nmcli device 
DEVICE      TYPE      STATE         CONNECTION 
bridge0     bridge    connected     bridge0    
enp3s0      ethernet  connected     base0      
...


$ nmcli networking off

$ nmcli networking 
disabled

$ nmcli networking connectivity 
none

$ brctl show
bridge name     bridge id               STP enabled     interfaces
bridge0         8000.000000000000       no              

$ nmcli device 
DEVICE      TYPE      STATE      CONNECTION 
bridge0     bridge    connected  bridge0    
enp3s0      ethernet  unmanaged  --         
...

$ systemctl reboot
.
.
.


$ nmcli networking 
disabled

$ nmcli networking connectivity 
none

$ brctl show
bridge name     bridge id               STP enabled     interfaces
bridge0         8000.000000000000       no              

$ nmcli device 
DEVICE      TYPE      STATE      CONNECTION 
bridge0     bridge    unmanaged  --         
enp3s0      ethernet  unmanaged  --         
...

$ nmcli networking on

$ nmcli networking
enabled

$ nmcli networking connectivity 
none

$ brctl show
bridge name     bridge id               STP enabled     interfaces
bridge0         8000.000000000000       no              

$ nmcli device 
DEVICE      TYPE      STATE         CONNECTION 
enp3s0      ethernet  disconnected  --         
bridge0     bridge    unmanaged     --         
...

$ su
Password: 

# nmcli networking 
enabled

# nmcli networking connectivity 
none

# nmcli networking off

# nmcli networking 
disabled

# nmcli networking on

# nmcli networking 
enabled

# nmcli networking connectivity 
none

# lsmod | grep bridge
bridge                107941  1 ebtable_broute
stp                    12868  1 bridge
llc                    13941  2 stp,bridge

# modprobe -rv ebtable_broute
rmmod ebtable_broute
rmmod bridge
rmmod stp
rmmod llc

# lsmod | grep bridge

# modprobe -v ebtable_broute
insmod /lib/modules/3.18.11-200.fc21.x86_64/kernel/net/llc/llc.ko.xz 
insmod /lib/modules/3.18.11-200.fc21.x86_64/kernel/net/802/stp.ko.xz 
insmod /lib/modules/3.18.11-200.fc21.x86_64/kernel/net/bridge/bridge.ko.xz 
insmod /lib/modules/3.18.11-200.fc21.x86_64/kernel/net/bridge/netfilter/ebtable_broute.ko.xz 

# lsmod | grep bridge
bridge                107941  1 ebtable_broute
stp                    12868  1 bridge
llc                    13941  2 stp,bridge

# exit
exit

$ nmcli networking
enabled

$ nmcli networking connectivity 
none

$ brctl show
bridge name     bridge id               STP enabled     interfaces

$ nmcli device 
DEVICE      TYPE      STATE         CONNECTION 
enp3s0      ethernet  disconnected  --         
...

$ nmcli networking off

$ nmcli networking 
disabled

$ nmcli networking on

$ nmcli networking 
enabled

$ nmcli networking connectivity 
full

$ brctl show
bridge name     bridge id               STP enabled     interfaces
bridge0         8000.001234567830       no              enp3s0

$ nmcli device 
DEVICE      TYPE      STATE         CONNECTION 
bridge0     bridge    connected     bridge0    
enp3s0      ethernet  connected     base0      
...


$ NetworkManager --version
You must be root to run NetworkManager!

$ NetworkManager --help
You must be root to run NetworkManager!

$ su
Password: 

# NetworkManager --version
1.0.0-8.fc21