Netgear GS516TP Software Administration Manual - Page 151
Port Detailed Statistics, Monitoring > Ports > Port Detailed Statistics
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GS516TP Gigabit Smart Switches Port Detailed Statistics The Port Detailed Statistics screen displays a variety of per-port traffic statistics. To display a summary of per-port traffic statistics and clear or refresh the counters: 1. Select Monitoring > Ports > Port Detailed Statistics. 2. Select the interface for which data is to be displayed. 3. Select the MST ID for which statistics are displayed. The following fields are displayed for the selected interface in the selected MST instance: • ifIndex. IfIndex of the interface table entry associated with this port on an adapter. • Port Type. For most ports this field is blank. Otherwise, the possible values are: • Mirrored. Indicates that the port has been configured as a monitoring port and is the source port in a port mirroring session. For more information about port monitoring and probe ports, see Mirroring . • Probe. Indicates that the port has been configured as a monitoring port and is the destination port in a port mirroring session. For more information about port monitoring and probe ports, see Mirroring . • Port Channel. Indicates that the port has been configured as a member of a port channel, which is also known as a link aggregation group (LAG). • Port Channel ID. If the port is a member of a port channel, the port channel 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 can be one of the following values: Root Port, Designated Port, Alternate Port, Backup Port, Master Port, or Disabled Port. • STP Mode. The Spanning Tree Protocol (STP) administrative mode for the port or LAG. The possible values for this field are: • Enable. Spanning Tree Protocol is enabled for this port. • Disable. Spanning Tree Protocol is disabled for this port. • STP State. The port current state 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 other five states are defined in IEEE 802.1D: • Disabled • Blocking • Listening • Learning • Forwarding • Broken • Admin Mode. The port control administration state: • Enable. The port can participate in the network (default). • Disable. The port is administratively down and does not participate in the network. 151