Owner's Manual

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Backup – Provides a backup path to the designated LAN. Backup ports occur only when two
ports are connected in a loop by a point-to-point link. Backup ports also occur when a
LAN has two or more connections connected to a shared segment.
Disabled – Indicates the port is not participating in the Spanning Tree.
- Mode —Defines Mode of the MSTP interface for that specific instance. If the port is connected
to a LAN segment outside or inside the region, the Mode is
Boundary , and if the type of
BPDU transmitted by this port is STP the mode will be
STP . If the STP version is not MSTP,
it display
N/A.
- Interface Priority —Defines the interface priority for the specified instance. The priority range is
0-240 in steps of 16.The default value is 128.
-
Path Cost —Indicates the port contribution to the Spanning Tree instance. The range should
always be 1-200,000,000. When MSTP is enabled, you can check (or uncheck)
Use Default . If
it is unchecked, the path cost you enter overrides the default.
-
Designated Bridge ID —ID number of the bridge that connects the link or shared LAN to the
root.
-
Designated Port ID —ID number of the port on the designated bridge that connects the link or
the shared LAN to the root.
-
Designated Cost —Cost of the path from the link or the shared LAN to the root.
-
Forward Transitions —Number of times the port changed to the forwarding state. (Read Only,
not on all device’s screens)
-
Remain Hops —Indicates the number of hops remaining to the next destination. (Read Only,
not on all device’s screens)
Click
Configure to send any altered configuration to the device. Click Refresh to renew the device
information on this screen.