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NETGEAR AV Line M4250 GSM4210PX 8-Port Gigabit PoE+ Compliant Managed AV Switch with SFP (220W) User Manual

Page 241

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The following table describes the nonconfigurable fields on the page.

Table 61. MST interface configuration information

Description

Field

The path cost that the interface uses.

Operational Port Path Cost

Indicates if the path cost is automatically calculated (Enable) or not

(Disable). If enabled, the path cost is calculated based on the link speed

of the port if the configured value for Port Path Cost is zero.

Auto Calculated Port Path Cost

The port identifier for the port in the MST instance, which is created by

using the port priority and the interface number.

Port ID

The time since the counters were cleared.

Port Uptime Since Last Clear

Counters

Indicates if STP is enabled for the interface.

Port Mode

Indicates the current STP state of the interface. If enabled, the port state

determines what forwarding action is taken on traffic. Possible port states

are as follows:

Disabled: STP is currently disabled on the interface. The interface

forwards traffic while learning MAC addresses.

Blocking: The interface is currently blocked and cannot be used to

forward traffic or learn MAC addresses.

Listening: The interface is currently in the listening mode. The interface

cannot forward traffic nor can it learn MAC addresses.

Learning: The interface is currently in the learning mode. The interface

cannot forward traffic. However, it can learn new MAC addresses.

Forwarding: The interface is currently in the forwarding mode. The

interface can forward traffic and learn new MAC addresses.

Manual forwarding: The interface is currently in the manual forwarding

mode. The interface can forward traffic and learn new MAC addresses.

Port Forwarding State

Each MST bridge port that is enabled is assigned a port role for each

spanning tree. The port role is one of the following: Root, Designated,

Alternate, Backup, Master, or Disabled.

Port Role

Main User Manual

241

Configure Switching Information

AV Line of Fully Managed Switches M4250 Series Main User Manual