Extending Mobile IP to support both local and remote access by using two MIP client stacks in the end node, a roaming Node in the local access network, a standard Home Agent in the remote network is described. SOLVING MEANS A softening detergent composition containing 2 to 20% by mass of clay granules containing as a main component a smectite clay mineral represented by the following general formula, provided that a NaCa mass ratio in the granules is 1. To implement this method, a bi-level connected component object is identified within an image and the object is represented as a plurality of pixel runs of a given binary value. An output of the amplifier is applied o a signal detector, wherein an output signal of the signal detector is an indication of an output power level of the optical receiver.