http://i2p-javadocs.i2p/net/i2p/router/transport/UPnP.html
This file modded somewhat to remove freenet-specific stuff,
but most of the glue to I2P is in UPnPManager (which was written
from scratch and is not the
Limewire one referred to below).
==================
This plugin implements UP&P support on a Freenet node. Since: 0.7.4 Author: Florent Daignière <
[email protected]>
some code has been borrowed from
Limewire : @see com.limegroup.gnutella.UPnPManager
Public only for command line usage.