System information
SIGNAMAX a.s.
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4.4.1 Switch Port State
Select the option Switch Port State from the Switch Monitor menu and then the following
screen page appears.
Media Type: View-only field that shows the media type of each port, either Copper or Fiber.
Port Sate: View-only field that shows each port’s state which can be D (Disabled), B/L
(Blocking/Listening), L (Learning) or F (Forwarding).
Disabled: A Port in this state does not participate in frame relay or the operation of the
Spanning Tree Algorithm.
Blocking/Listening:
Blocking: A Port in this state does not participate in frame relay; thus, it prevents frame
duplication arising from multiple paths existing in the active topology of Bridged LAN.
Learning: A port in this state prepares to participate in frame relay. Frame relay is
temporarily disabled in order to prevent temporary loops, which may occur in a Bridged
LAN during the lifetime of this state as the active topology of the Bridged LAN changes.
Learning is enabled to allow information to be acquired prior to frame relay in order to
reduce the number of frames that are unnecessarily relayed.
Forwarding: A port in this state participates in frame relay. Packets can be forwarded
only when port state is forwarding.
Link State: View-only field that shows the current link status of each port, either up or down.
Speed (Mbps): View-only field that shows the current operational speed which can be
10Mbps, 100Mbps or 1000Mbps.
Duplex: View-only field that shows the current operational Duplex mode of the port, either
Full or Half.
Flow Control: View-only field that shows the current state of Flow Control function, either
enabled or disabled.