When I try to turn off the Wired connection from the indicator, nothing happens. nm-tool prints the same for eth0, whether the switch is on or off [1]. 

The switch for the wired connection in the control center's network panel DOES work and lets me turn on/off the connection.


GNOME Shell 3.2.1

[1]:

NetworkManager Tool

State: connected (global)

- Device: eth0  [Wired connection 1] -------------------------------------------
  Type:              Wired
  Driver:            e1000e
  State:             connected
  Default:           yes
  HW Address:        00:1A:6B:CD:68:CB

  Capabilities:
    Carrier Detect:  yes
    Speed:           100 Mb/s

  Wired Properties
    Carrier:         on

  IPv4 Settings:
    Address:         192.168.178.21
    Prefix:          24 (255.255.255.0)
    Gateway:         192.168.178.1

    DNS:             192.168.178.1