Chapter 4 Using VLAN Manager 79Using Optivity Switch Manager, Release 1.1.0.0Managing spanning tree groups (STGs)You can edit STG and STG membership information to manage STGs in any ofthe following ways:• Creating a spanning tree group• Editing a spanning tree group• Deleting a spanning tree groupCreating a spanning tree groupOn a Passport 1000 Series switch or a Passport 8600 switch, you can create newSTGs. The BayStack switches and the Business Policy Switch 2000 support onlyone STG per switch.To create a new spanning tree group:1 From the navigation tree, highlight the first Network folder and do one of thefollowing:• From the VLAN Manager menu bar, choose Edit > Insert.• On the VLAN Manager toolbar, click Insert.The New STG dialog box opens (Figure 30).