An ink cartridge refilling station incorporates a receptacle for receiving an ink cartridge, a supply of ink and a refilling mechanism for automatically adding ink to the ink cartridge from the supply of ink. First, the HEA receives a packet with an internet protocol header and data in the HEA. Movement of the tubing induces relative motion of the cutting sleeve to cut the one or more control lines. Sending means executes sending processing in parallel with creation processing by the segment creation means. The at least one contact member is adjustable with respect to the stepping portion such that an angle between the at least one contact member and the stepping portion can be varied. At least one of the rolls has a series of annular grooves therein spaced apart along the length of the roll and across the width of the mat whereby as the mat is passed between the rolls a first and a second series of longitudinally extending bands are formed in the mat having different average binder concentrations.