Dell PowerConnect 2848 User's Guide - Page 124
Configuring Rapid Spanning Tree, STP LAG Settings, Select a LAG, Apply Changes, Rapid Spanning Tree
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Modifying the LAG STP Parameters 1 Open the STP LAG Settings page. 2 Select a LAG from the Select a LAG drop-down menu. 3 Modify the fields as desired. 4 Click Apply Changes. The STP LAG parameters are modified, and the device is updated. Configuring Rapid Spanning Tree While Classic Spanning Tree guarantees preventing L2 forwarding loops in a general network topology, convergence can take up to 30-60 seconds. The convergence time is considered too long for many applications. When network topology allows, faster convergence may be possible. The Rapid Spanning Tree Protocol (RSTP) detects and uses of network topologies that provide faster convergence of the spanning tree, without creating forwarding loops. RSTP has the following port states: • Disabled • Learning • Discarding • Forwarding Rapid Spanning Tree is enabled on the STP Global Settings page. To open the Rapid Spanning Tree (RSTP) page, click Switch→ Spanning Tree→ Rapid Spanning Tree in the tree view. 124 Update with your book title