User Manual

24-Port and 48-Port Gigabit Ethernet PoE+ Smart Switches with 4 SFP Ports
Monitor the Switch and the Traffic User Manual460
8. From the MST ID menu, select the MST ID associated with the interface (if available).
9. T
o refresh the page with the latest information about the switch, click the Refresh button.
10. T
o clear all the counters, click the Clear button. This resets all statistics for this port to the
default values.
The following table describes the detailed port information displayed on the page. To view
information about a dif
ferent port, select the port number from the Interface menu.
Table 88. Detailed port statistics
Field Description
ifIndex This object indicates the ifIndex of the interface table entry associated with this
port on an adapter
.
Port Type For normal ports this field displays Normal. Otherwise, the possible values are
as follows:
• Mirrored.
This port is a participating in port mirroring as a mirrored port.
Look at the Port Mirroring pages for more information.
• Probe. This port is a participating in port mirroring as the probe port. Look
at the Port Mirroring pages for more information.
• Trunk Member. The port is a member of a link aggregation trunk. Look at
the Port Channel pages for more information.
Port Channel ID If the port is a member of a port channel, the port channel’s interface ID and
name are shown. Otherwise, Disable is shown.
Port Role Each MST bridge port that is enabled is assigned a port role for each spanning
tree.
The port role is one of the following values: Root, Designated, Alternate,
Backup, Master, or Disabled.
STP Mode The Spanning Tree Protocol administrative mode that is associated with the port
or port channel.
The possible values are as follows:
• Enable. Spanning tree is enabled for this port.
• Disable. Spanning tree is disabled for this port.
STP State The port's current Spanning Tree state. This state controls what action a port
takes on receipt of a frame. If the bridge detects a malfunctioning port, it places
that port into the broken state.
The states are defined in IEEE 802.1D:
• Disabled
• Blocking
• Listening
• Learning
• Forwarding
• Broken
Admin Mode The port control administration state. The port must be enabled for it to be
allowed into the network.
The default is Enabled.
Flow Control Mode Indicates whether flow control is enabled or disabled for the port. This field is not
valid for LAG interfaces.
LACP Mode Indicates the Link Aggregation Control Protocol administrative state. The mode
must be enabled for the port to participate in link aggregation.