52 Chapter 3 Configuring Optivity Switch Manager208963-BFigure 12 Restrict Discovery dialog box3 Click Insert.A new row containing 0.0.0.0 appears under the To Subnet heading.4 Click the row containing 0.0.0.0 and type the subnet address.5 Click Close.Layout sliderUse the layout slider to improve the readability of the topology map. It adjusts thelayout of the devices in the network topology using the Spring algorithm, whichbalances the distances between devices and minimizes the number of crossinglines.To use the layout slider:1 Choose Edit > Preferences.The Preferences dialog box opens (Figure 11 on page 48).2 In the Map area, slide the ruler between faster and better to adjust the layoutdisplay.Optivity Switch Manager retains the locations of nodes until you rediscoverthe network.3 Click Apply.