D-Link DES-3326S manual STP Port State Transitions

DES-3326S Layer 3 Fast Ethernet Switch User’s Guide

•From initialization (switch boot) to blocking

•From blocking to listening or to disabled

•From listening to learning or to disabled

•From learning to forwarding or to disabled

•From forwarding to disabled

•From disabled to blocking

Figure 5-2. STP Port State Transitions

64 Switch Management and Operating Concepts