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XS712T Smart Switch
4. Select the check box next to the port or LAG to configure.
You can select multiple ports and LAGs to apply the same setting to the selected
interfaces. Select the check box in the heading row to apply the same settings to all
interfaces.
5. Configure the CST values for the selected port(s) or LAG(s):
• STP Status. Enable or disable the Spanning Tree Protocol Administrative Mode
associated with the port or port channel.
• Fast Link. Specifies if the specified port is an Edge Port with the CST. Possible
values are Enable or Disable. The default is Disable.
• BPDU Forwarding. Specifies whether spanning tree BPDUs should be forwarded
while spanning-tree is disabled on the switch. The value is enabled or disabled.
• Port State. The Forwarding state of this port. This field is read-only.
• Path Cost. Set the Path Cost to a new value for the specified port in the common and
internal spanning tree. It takes a value in the range of 0–200000000.
• Priority. The priority for a particular port within the CST. The port priority is set in
multiples of 16. If you specify a value that is not a multiple of 16, the priority is set to
the priority is automatically set to the next lowest priority that is a multiple of 16. For
example, if you set a value between 0 and 15, the priority is set to 0. If you specify a
number between 16 and 31, the priority is set to 16. Priority range is 0-240. The
default value is 128.
• External Port Path Cost. Set the External Path Cost to a new value for the specified
port in the spanning tree. It takes a value in the range of 0–200000000.
• Port ID. The port identifier for the specified port within the CST. It is made up from the
port priority and the interface number of the port.
• Hello Timer. Specifies the switch Hello time, which indicates the amount of time in
seconds a port waits between configuration messages. The value is fixed at 2
seconds.
6. Click Apply.