PNG ICO ICNS MORE
Dark Glass
Close, Connect, no
SteelBlue
128x128
PNG ICO MORE
Minimal perception
Connect, no, stop
Gray
64x64
Oxygen
Close, stop, Connect
Gainsboro
48x48
Discovery
no, Connect, cancel
32x32
Nuvola
cancel, Connect, no
DarkSlateGray
Jini Icon Theme
Black
192x192
Crystal Project
stop, connect no, no
DimGray
Crystal Clear Actions
Connect, Close, no
256x256