What is a purpose of using a spanning tree protocol?

Question

Options

• Ato look up MAC addresses
• Bto eliminate broadcast storms
• Cto route IP packets
• Dto tunnel Ethernet frames

• A
  8% (3)
• B
  75% (30)
• C
  5% (2)
• D
  13% (5)

Explanation

A broadcast storm is a network condition where a large number of broadcast packets are sent and received by multiple devices, causing congestion and performance degradation. A broadcast storm can occur when there are loops in the network topology, meaning that there are multiple paths between two devices. A spanning tree protocol is a network protocol that prevents loops from being formed when switches or bridges are interconnected via multiple paths. It does this by creating a logical tree structure that spans all the devices in the network, and disabling or blocking the links that are not part of the tree, leaving a single active path between any two devices. By eliminating loops, a spanning tree protocol also eliminates broadcast storms, as broadcast packets will not be forwarded endlessly along the looped paths. Instead, broadcast packets will be sent only along the tree structure, reaching each device once and avoiding congestion.

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