User’s Manual of GSD-800S / GSD-802S / GSD-802PS
•Disabled --The port link is currently down.
•Blocking --The port is currently blocked and cannot be used to forward traffic or learn MAC addresses. Blocking is displayed when Classic STP is enabled.
•Listening --The port is currently in the listening mode. The port cannot forward traffic nor can it learn MAC addresses.
•Learning --The port is currently in the learning mode. The port cannot forward traffic however it can learn new MAC addresses.
•Forwarding --The port is currently in the forwarding mode. The port can forward traffic and learn new MAC addresses.
#Notice: A port transitions from one state to another as follows:
•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.