Sep
07
Fast Convergence for Designated Ports RSTP protocol's fast convergence depends on the use of point-to-point links connecting switches. In order to quickly transition a designated port into non-discarding state, the upstream switch needs to make sure that the downstream neighbor agrees with that idea. This constitutes the process known as handshake (or proposal/agreement): Upstream bridge sends a proposal out of a designated port. As a matter of fact, it just sets the proposal bit in outgoing... Read More

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