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differences between STP and RSTP || STP VS RSTP

Spanning Tree Protocol (STP) and Rapid Spanning Tree Protocol (RSTP) are two protocols used in computer networks to prevent loops and ensure a loop-free topology. They both work by building a spanning tree that represents the network and shows only one active path between any two devices.


The main difference between STP and RSTP is the speed of convergence. STP is a slower protocol that can take 30-50 seconds to converge in the event of a network change. This can cause problems in a rapidly changing network environment, Where network topology changes frequently.

RSTP, on the other hand, is a faster protocol that can converge in just a few seconds. RSTP introduces new port states and new BPDU (Bridge Protocol Data Unit) format to achieve faster convergence. RSTP also has a more efficient algorithm for determining the active and blocked paths in the network.

In summary, RSTP is an improvement over STP that provides faster convergence, improved network stability, and better support for large, rapidly changing networks. However, both protocols are widely used and are supported by most networking equipment.

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