Chapter 4 Using VLAN Manager 87Using Optivity Switch Manager, Release 1.1.0.010 In the Mask text box, type the IP subnet mask.11 Select the device to be configured on the VLAN by doing one of thefollowing:• Select from the device list.• Click On All Devices to select all devices in the list.12 Click Ok.13 Do one of the following:• From the VLAN Manager menu bar, choose Apply Changes.• On the VLAN Manager toolbar, click Apply Changes.Creating a protocol-based VLANTo create a protocol-based VLAN:1 In the navigation pane, select an STG.2 Do one of the following:• From the menu bar, choose Edit > Insert.• On the toolbar, click Insert.The New VLAN dialog box opens (Figure 34).