Posts Tagged ‘Spanning Tree Protocol’

Troubleshooting Inter-VLAN Routing Packet Tracer Activity

Scenario: In this Free CCNA Lab we will use Packet Tracer to troubleshoot a simulated network that was designed and configured to support five VLANs and a separate server network. Inter-VLAN routing is provided by an external router in a router-on-a-stick configuration. However, the network is not working as designed and complaints from your users […]

Verifying Spanning Tree Protocol

Spanning Tree Protocol (STP) is an algorithm that provides path redundancy while preventing undesirable loops in a network that are created by multiple active paths between switches. Loops occur when there are alternate routes between two or more switches within the network. To establish path redundancy, STP creates a tree that spans all of the […]

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