Bug was fixed, so deleted the note about the problem where values available during communication can be still be obtained after communications end (DestroyNetwork or DisconnectNetwork).
2012/01/20
Added a note that there is a bug where values available during communication can still be obtained after communications end (DestroyNetwork or DisconnectNetwork).
2010/10/22
Revised the formula for calculating the link level. (An additional revision may be needed in the future.)