The Spanning Tree Protocol stipulates that on any bridge,only one root port,which is the bridge's port that is closest to the root bridge,can forward frames toward the root bridge.

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This statement is true as one of the key functions of the Spanning Tree Protocol is to prevent loops in a network by selecting a single root bridge and ensuring that all other bridges have one designated root port towards the root bridge. Only the root port on each bridge is allowed to forward frames towards the root bridge to avoid forwarding loops.

The Spanning Tree Protocol Stipulates That on Any Bridge,only One