MSTP-MIB Download

swMSTPStpAdminState

This object indicates the spanning tree state of the bridge.

swMSTPStpVersion

The version of Spanning Tree Protocol the bridge is currently running.

swMSTPStpMaxAge

The value that all bridges use for MaxAge when this bridge is acting as the root. Note that the range for this parameter is related to the value of StpForwardDelay and PortAdminHelloTime. MaxAge <= 2(ForwardDelay - 1);MaxAge >= 2(HelloTime + 1) The granu ...

swMSTPStpHelloTime

The value is used for HelloTime when this bridge is acting in RSTP or STP mode. Only in RSTP or STP mode can read/write this value.

swMSTPStpForwardDelay

This value, controls how long a port changes its spanning state from blocking to learning state and from learning to forwarding state. Note that the range for this parameter is related to MaxAge

swMSTPStpMaxHops

This value applies to all Spanning Trees within an MST Region for which the Bridge is the Regional Root.

swMSTPStpTxHoldCount

The value used by the Port Transmit state machine to limit the maximum transmission rate.

swMSTPStpForwardBPDU

The enabled/disabled status is used to forward BPDU to non stp port.

swMSTPName

The object indicates the name of MST Configuration Identication.

swMSTPRevisionLevel

The object indicates the revision level of the MST Configuration Identification.

swMSTPInstanceCtrlTable

A table that contains MSTP instance information.

swMSTPInstanceCtrlEntry

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swMSTPInstId

This object indicates the specific instance. An MSTP Instance Id(MSTID) of zero is used to identify the CIST.

swMSTPInstVlanRangeList1to64

This object indicates the VLAN range (1-512) that belongs to the instance.

swMSTPInstVlanRangeList65to128

This object indicates the VLAN range (513-1024) that belongs to the instance.

swMSTPInstVlanRangeList129to192

This object indicates the VLAN range (1025-1536) that belongs to the instance.

swMSTPInstVlanRangeList192to256

This object indicates the VLAN range(1537-2048) that belongs to the instance.

swMSTPInstVlanRangeList257to320

This object indicates the VLAN range (2049-2560) that belongs to the instance.

swMSTPInstVlanRangeList321to384

This object indicates the VLAN range (2561-3072) that belongs to the instance.

swMSTPInstVlanRangeList385to448

This object indicates the VLAN range (3073-3584) that belongs to the instance.

swMSTPInstVlanRangeList449to512

This object indicates the VLAN range (3585-4096) that belongs to the instance.

swMSTPInstType

This object indicates the type of instance.

swMSTPInstStatus

The instance state that could be enabled/disabled.

swMSTPInstPriority

The priority of the instance. The priority must be dividable by 4096

swMSTPInstDesignatedRootBridge

The bridge identifier of the CIST. For MST instance, this object is unused.

swMSTPInstExternalRootCost

The path cost between MST Regions from the transmitting Bridge to the CIST Root. For MST instance this object is unused.

swMSTPInstRegionalRootBridge

For CIST, Regional Root Identifier is the Bridge Identifier of the single bridge in a Region whose CIST Root Port is a Boundary Port, or the Bridge Identifier of the CIST Root if that is within the Region; For MSTI,MSTI Regional Root Identifier is the Bri ...

swMSTPInstInternalRootCost

For CIST, the internal path cost is the path cost to the CIST Regional Root; For MSTI, the internal path cost is the path cost to the MSTI Regional Root for this particular MSTI in this MST Region

swMSTPInstDesignatedBridge

The Bridge Identifier for the transmitting bridge for this CIST or MSTI

swMSTPInstRootPort

The port number of the port which offers the lowest cost path from this bridge to the CIST or MSTI root bridge.

swMSTPInstMaxAge

The maximum age of Spanning Tree Protocol information learned from the network on any port before it is discarded, in units of hundredths of a second. This is the actual value that this bridge is currently using.

swMSTPInstForwardDelay

This value, controls how fast a port changes its spanning state when moving towards the Forwarding state. The value determines how long the port stays in each of the Listening and Learning states, which precede the Forwarding state. This value is also u ...

swMSTPInstLastTopologyChange

The time (in hundredths of a second) since the last time a topology change was detected by the bridge entity.

swMSTPInstTopChangesCount

The total number of topology changes detected by this bridge since the management entity was last reset or initialized.

swMSTPInstRemainHops

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swMSTPInstRowStatus

This object indicates the RowStatus of this entry.

swMSTPPortTable

A table that contains port-specific information for the Spanning Tree Protocol.

swMSTPPortEntry

A list of information maintained by every port about the Spanning Tree Protocol state for that port.

swMSTPPort

The port number of the port for this entry.

swMSTPPortAdminHelloTime

The amount of time between the transmission of BPDU by this node on any port when it is the root of the spanning tree or trying to become so, in units of hundredths of a second.

swMSTPPortOperHelloTime

Is the acture value of the hello time.

swMSTPSTPPortEnable

The enabled/disabled status of the port.

swMSTPPortExternalPathCost

The contribution of this port to the path cost of paths towards the CIST root which include this port.

swMSTPPortMigration

When operating in MSTP mode or RSTP mode, writing TRUE(1) to this object forces this port to transmit MST BPDUs. Any other operation on this object has no effect and it always returns FALSE(2) when read.

swMSTPPortAdminEdgePort

The value of the Edge Port parameter. A value of TRUE indicates that this port should be assumed as an edge-port and a value of FALSE indicates that this port should be assumed as a non-edge-port

swMSTPPortOperEdgePort

It is the acuture value of edge port status

swMSTPPortAdminP2P

The point-to-point status of the LAN segment attached to this port.

swMSTPPortOperP2P

It is the acture value of P2P status.

swMSTPMstPortTable

A table that contains port-specific information for the MST Protocol.

swMSTPMstPortEntry

A list of information maintained by every port about the MST state for that port.

swMSTPMstPort

The port number of the port for this entry.

swMSTPMstPortInsID

This object indicates the MSTP Instance Id(MSTID).

swMSTPMstPortDesignatedBridge

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swMSTPMstPortInternalPathCost

This is the value of this port to the path cost of paths towards the MSTI root.

swMSTPMstPortPriority

The value of the priority field which is contained in the first (in network byte order) octet of the (2 octet long) Port ID..

swMSTPMstPortStatus

When the port Enable state is enabled, the port's current state as defined by application of the Spanning Tree Protocol. If the PortEnable is disabled, the the port status will be no-stp-enabled(7)

swMSTPMstPortRole

When the port Enable state is enabled, the port's current port role as defined by application of the Spanning Tree Protocol. If the Port Enable state is disabled, the the port role will be nonstp(5)