28 CHAPTER 3: 3C OM 2101 BASIC TELEPHONE■ Transfer — Sends the currently active call to another telephone. See“Transferring a Call” in Chapter 5.Your administrator can program these buttons for other commonly usedfunctions. However, changing the settings for the Feature or Call Togglebuttons greatly reduces your ability to use some of the NBX systemfeatures.Status Icons Your 3Com 2101 Basic Telephone allows you to use two telephone linesat the same time.On the display panel, the behavior of the telephone icon next to thenumber 1 (for Line 1) on the first row, or 2 (for Line 2) on the second row,indicates the status of the lines. See Table 7.Table 7 Status Indicator Behavior for the Telephone Icons in the Display PanelIf the telephone icon is The line isNot displayed Available for useSteady In useBlinking quickly RingingBlinking slowly On hold