PRVT-MST-MIB

File: PRVT-MST-MIB.mib (29627 bytes)

Imported modules

SNMPv2-SMI SNMPv2-CONF SNMPv2-TC
BRIDGE-MIB PRVT-SWITCH-MIB

Imported symbols

MODULE-IDENTITY OBJECT-TYPE Counter32
Integer32 NOTIFICATION-TYPE MODULE-COMPLIANCE
OBJECT-GROUP NOTIFICATION-GROUP TruthValue
TimeStamp DisplayString dot1dStpPortEntry
Timeout BridgeId dot1dBasePort
switch

Defined Types

MSTInstanceVlanEntry  
SEQUENCE    
  mSTInstanceIndex Integer32
  mSTInstanceVlansMapped OCTET STRING
  mSTInstanceVlansMapped2k OCTET STRING
  mSTInstanceVlansMapped3k OCTET STRING
  mSTInstanceVlansMapped4k OCTET STRING

MSTInstanceVlanEditEntry  
SEQUENCE    
  mSTInstanceEditVlansMap OCTET STRING
  mSTInstanceEditVlansMap2k OCTET STRING
  mSTInstanceEditVlansMap3k OCTET STRING
  mSTInstanceEditVlansMap4k OCTET STRING

MSTInstanceEntry  
SEQUENCE    
  mSTInstanceDesignatedRoot BridgeId
  mSTInstanceRootCost Integer32
  mSTInstanceRootPort Integer32
  mSTInstanceDesignatedBridge BridgeId
  mSTInstanceRootPriority Integer32
  mSTInstanceRemainingHopCount Integer32
  mSTInstancePriority Integer32

MSTPortEntry  
SEQUENCE    
  mSTPortAdminLinkType INTEGER
  mSTPortOperLinkType INTEGER
  mSTPortProtocolMigration TruthValue
  mSTPortStatus BITS
  mSTPortAdminEdgePort TruthValue
  mSTPortOperEdgePort TruthValue
  mSTPortEnable INTEGER

MSTPortPerMstEntry  
SEQUENCE    
  mSTPortPerMstRoleValue INTEGER
  mSTPortPerMstPriority INTEGER
  mSTPortPerMstState INTEGER
  mSTPortPerMstPathCost INTEGER
  mSTPortPerMstDesignatedCost Integer32
  mSTPortPerMstDesignatedBridge BridgeId
  mSTPortPerMstDesignatedPort OCTET STRING

Defined Values

prvtMSTMib 1.3.6.1.4.1.738.1.5.107
The MIB module for managing 802.1s Multiple Spanning Tree Protocol (MSTP).
MODULE-IDENTITY    

prvtMSTNotifications 1.3.6.1.4.1.738.1.5.107.0
OBJECT IDENTIFIER    

prvtMSTObjects 1.3.6.1.4.1.738.1.5.107.1
OBJECT IDENTIFIER    

mSTRegion 1.3.6.1.4.1.738.1.5.107.1.1
OBJECT IDENTIFIER    

mSTBridgeParams 1.3.6.1.4.1.738.1.5.107.1.2
OBJECT IDENTIFIER    

mSTTimers 1.3.6.1.4.1.738.1.5.107.1.3
OBJECT IDENTIFIER    

mSTPort 1.3.6.1.4.1.738.1.5.107.1.4
OBJECT IDENTIFIER    

mSTRegionEditControl 1.3.6.1.4.1.738.1.5.107.1.1.1
OBJECT IDENTIFIER    

mSTRegionParameters 1.3.6.1.4.1.738.1.5.107.1.1.2
OBJECT IDENTIFIER    

mSTRegionEditBufferStatus 1.3.6.1.4.1.738.1.5.107.1.1.1.1
Indicates the current ownership status of the unique Region Config Edit Buffer. released -- the Edit Buffer can be acquired by any of the SNMP management stations. acquiredBySnmp -- the Edit Buffer is acquired by any of the SNMP management stations. acquiredByNonSnmp -- the Edit Buffer is acquired by the non-SNMP users managing the device.
Status: current Access: read-only
OBJECT-TYPE    
  INTEGER released(1), acquiredBySnmp(2), acquiredByNonSnmp(3)  

mSTRegionEditBufferOperation 1.3.6.1.4.1.738.1.5.107.1.1.1.2
Indicates the operation that is performed on the Region Config Edit Buffer. other -- none of the following operations. acquire -- acquire the Edit Buffer. This operation can only be performed when the mSTRegionEditBufferStatus object has the value of released(1). After the successful execution of this action, the mSTRegionEditBufferStatus object will be changed to acquiredBySnmp(2). releaseWithForce -- release the Edit Buffer acquired by non-SNMP users with force and discard the changes in the Edit Buffer. This operation can only be performed when the mSTRegionEditBufferStatus object has the value of acquiredByNonSnmp(2). commit -- commit the changes in the Edit Buffer and release the Edit Buffer. The successful execution of this action will make the changes in the Edit Buffer effective on the device. This operation can only be performed when the mSTRegionEditBufferStatus object has the value of acquiredBySnmp(3). rollBack -- discard the changes in the Edit Buffer and release the Edit Buffer. This operation can only be performed when the mSTRegionEditBufferStatus object has the value of acquiredBySnmp(3). This object always returns other(1) when it is read.
Status: current Access: read-write
OBJECT-TYPE    
  INTEGER other(1), acquire(2), releaseWithForce(3), commit(4), rollBack(5)  

mSTRegionName 1.3.6.1.4.1.738.1.5.107.1.1.2.1
The operational MST region name.
Status: current Access: read-only
OBJECT-TYPE    
  DisplayString Size(0..32)  

mSTRegionEditName 1.3.6.1.4.1.738.1.5.107.1.1.2.2
The MST region name in the Edit Buffer. This object is only instantiated when the mSTRegionEditBufferStatus object has the value of acquiredBySnmp(2).
Status: current Access: read-write
OBJECT-TYPE    
  DisplayString Size(0..32)  

mSTRegionRevision 1.3.6.1.4.1.738.1.5.107.1.1.2.3
The operational MST region version.
Status: current Access: read-only
OBJECT-TYPE    
  Integer32 1..65535  

mSTRegionEditRevision 1.3.6.1.4.1.738.1.5.107.1.1.2.4
The MST region version in the Edit Buffer. This object is only instantiated when the mSTRegionEditBufferStatus object has the value of acquiredBySnmp(2).
Status: current Access: read-write
OBJECT-TYPE    
  Integer32 1..65535  

mSTInstanceVlanTable 1.3.6.1.4.1.738.1.5.107.1.1.2.5
This table contains MST instance information with one entry for each MST instance numbered from 0 to mSTMaxInstanceNumber.
Status: current Access: not-accessible
OBJECT-TYPE    
  SEQUENCE OF  
    MSTInstanceVlanEntry

mSTInstanceVlanEntry 1.3.6.1.4.1.738.1.5.107.1.1.2.5.1
A conceptual row containing the MST instance information.
Status: current Access: not-accessible
OBJECT-TYPE    
  MSTInstanceVlanEntry  

mSTInstanceIndex 1.3.6.1.4.1.738.1.5.107.1.1.2.5.1.1
An integer that uniquely identifies an MST instance from 0 to the object value of mSTMaxInstanceNumber.
Status: current Access: accessible-for-notify
OBJECT-TYPE    
  Integer32 0..256  

mSTInstanceVlansMapped 1.3.6.1.4.1.738.1.5.107.1.1.2.5.1.2
A string of octets containing one bit per VLAN. The first octet corresponds to VLANs with VlanIndex values of 0 through 7; the second octet to VLANs 8 through 15; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'.
Status: current Access: read-only
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceVlansMapped2k 1.3.6.1.4.1.738.1.5.107.1.1.2.5.1.3
A string of octets containing one bit per VLAN for VLANs with VlanIndex values of 1024 through 2047. The first octet corresponds to VLANs with VlanIndex values of 1024 through 1031; the second octet to VLANs 1032 through 1039; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'.
Status: current Access: read-only
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceVlansMapped3k 1.3.6.1.4.1.738.1.5.107.1.1.2.5.1.4
A string of octets containing one bit per VLAN for VLANs with VlanIndex values of 2048 through 3071. The first octet corresponds to VLANs with VlanIndex values of 2048 through 2055; the second octet to VLANs 2056 through 2063; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'.
Status: current Access: read-only
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceVlansMapped4k 1.3.6.1.4.1.738.1.5.107.1.1.2.5.1.5
A string of octets containing one bit per VLAN for VLANs with VlanIndex values of 3072 through 4095. The first octet corresponds to VLANs with VlanIndex values of 3072 through 3079; the second octet to VLANs 3080 through 3087; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'.
Status: current Access: read-only
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceVlanEditTable 1.3.6.1.4.1.738.1.5.107.1.1.2.6
This table contains MST instance information in the Edit Buffer with one entry for each MST instance numbered from 0 to mSTMaxInstanceNumber. This table is only instantiated when the mSTRegionEditBufferStatus object has the value of acquiredBySnmp(2).
Status: current Access: not-accessible
OBJECT-TYPE    
  SEQUENCE OF  
    MSTInstanceVlanEditEntry

mSTInstanceVlanEditEntry 1.3.6.1.4.1.738.1.5.107.1.1.2.6.1
A conceptual row containing MST instance information in the Edit Buffer.
Status: current Access: not-accessible
OBJECT-TYPE    
  MSTInstanceVlanEditEntry  

mSTInstanceEditVlansMap 1.3.6.1.4.1.738.1.5.107.1.1.2.6.1.1
A string of octets containing one bit per VLAN. The first octet corresponds to VLANs with VlanIndex values of 0 through 7; the second octet to VLANs 8 through 15; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'. Each VLAN can only be mapped to one unique MST instance in the range from 1 to mSTMaxInstanceNumber. If the bit corresponding to a VLAN is changed from '1' to '0', then that VLAN will be automatically mapped to MST instance 0 by the device.
Status: current Access: read-write
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceEditVlansMap2k 1.3.6.1.4.1.738.1.5.107.1.1.2.6.1.2
A string of octets containing one bit per VLAN for VLANs with VlanIndex values of 1024 through 2047. The first octet corresponds to VLANs with VlanIndex values of 1024 through 1031; the second octet to VLANs 1032 through 1039; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'. Each VLAN can only be mapped to one unique MST instance in the range from 1 to mSTMaxInstanceNumber. If the bit corresponding to a VLAN is changed from '1' to '0', then that VLAN will be automatically mapped to MST instance 0 by the device.
Status: current Access: read-write
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceEditVlansMap3k 1.3.6.1.4.1.738.1.5.107.1.1.2.6.1.3
A string of octets containing one bit per VLAN for VLANs with VlanIndex values of 2048 through 3071. The first octet corresponds to VLANs with VlanIndex values of 2048 through 2055; the second octet to VLANs 2056 through 2063; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'. Each VLAN can only be mapped to one unique MST instance in the range from 1 to mSTMaxInstanceNumber. If the bit corresponding to a VLAN is changed from '1' to '0', then that VLAN will be automatically mapped to MST instance 0 by the device.
Status: current Access: read-write
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTInstanceEditVlansMap4k 1.3.6.1.4.1.738.1.5.107.1.1.2.6.1.4
A string of octets containing one bit per VLAN for VLANs with VlanIndex values of 3072 through 4095. The first octet corresponds to VLANs with VlanIndex values of 3072 through 3079; the second octet to VLANs 3080 through 3087; etc. The least significant bit of each octet corresponds to the lowest value VlanIndex in that octet. For each VLAN, if it is mapped to this MST instance, then the bit corresponding to that VLAN is set to '1'. Each VLAN can only be mapped to one unique MST instance in the range from 1 to mSTMaxInstanceNumber. If the bit corresponding to a VLAN is changed from '1' to '0', then that VLAN will be automatically mapped to MST instance 0 by the device.
Status: current Access: read-write
OBJECT-TYPE    
  OCTET STRING Size(0..128)  

mSTMaxHopCount 1.3.6.1.4.1.738.1.5.107.1.2.1
The maximum number of hops for the MST region.
Status: current Access: read-write
OBJECT-TYPE    
  Integer32 1..40  

mSTMaxInstanceNumber 1.3.6.1.4.1.738.1.5.107.1.2.2
The maximum MST (Multiple Spanning Tree) instance IDs that are supported by the device for the MST Protocol.
Status: current Access: read-only
OBJECT-TYPE    
  Integer32 1..256  

mSTInstanceTable 1.3.6.1.4.1.738.1.5.107.1.2.3
This table contains MST instance information with one entry for each MST instance numbered from 0 to mSTMaxInstanceNumber.
Status: current Access: not-accessible
OBJECT-TYPE    
  SEQUENCE OF  
    MSTInstanceEntry

mSTInstanceEntry 1.3.6.1.4.1.738.1.5.107.1.2.3.1
A conceptual row containing the MST instance information.
Status: current Access: not-accessible
OBJECT-TYPE    
  MSTInstanceEntry  

mSTInstanceDesignatedRoot 1.3.6.1.4.1.738.1.5.107.1.2.3.1.1
The unique MST Bridge Identifier of the Bridge recorded as the Root in the Configuration BPDUs transmitted by the Designated Bridge for the segment to which the port is attached.
Status: current Access: read-only
OBJECT-TYPE    
  BridgeId  

mSTInstanceRootCost 1.3.6.1.4.1.738.1.5.107.1.2.3.1.2
The path cost of the root Port of this MST. This value is compared to the Root Path Cost field in received bridge PDUs.
Status: current Access: read-only
OBJECT-TYPE    
  Integer32  

mSTInstanceRootPort 1.3.6.1.4.1.738.1.5.107.1.2.3.1.3
The root port of this MST.
Status: current Access: read-only
OBJECT-TYPE    
  Integer32  

mSTInstanceDesignatedBridge 1.3.6.1.4.1.738.1.5.107.1.2.3.1.4
The unique MST Designated Bridge Identifier.
Status: current Access: read-only
OBJECT-TYPE    
  BridgeId  

mSTInstanceRootPriority 1.3.6.1.4.1.738.1.5.107.1.2.3.1.5
The MST root priority.
Status: current Access: read-only
OBJECT-TYPE    
  Integer32  

mSTInstanceRemainingHopCount 1.3.6.1.4.1.738.1.5.107.1.2.3.1.6
The remaining hop count for this MST instance.
Status: current Access: read-only
OBJECT-TYPE    
  Integer32 0..40  

mSTInstancePriority 1.3.6.1.4.1.738.1.5.107.1.2.3.1.7
MSTI priority, in steps of 4096.
Status: current Access: read-write
OBJECT-TYPE    
  Integer32 0..61440  

mSTMigrationTimer 1.3.6.1.4.1.738.1.5.107.1.3.1
MST (Multiple Spanning Tree) migration timer . Determines timeout migration in seconds
Status: current Access: read-write
OBJECT-TYPE    
  Integer32  

mSTTxHoldCount 1.3.6.1.4.1.738.1.5.107.1.3.2
MST (Multiple Spanning Tree) Tx Hold Counter
Status: current Access: read-write
OBJECT-TYPE    
  Integer32  

mSTMaxAge 1.3.6.1.4.1.738.1.5.107.1.3.3
The maximum age of Multiple 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.
Status: current Access: read-only
OBJECT-TYPE    
  Timeout 600..4000  

mSTHelloTime 1.3.6.1.4.1.738.1.5.107.1.3.4
The time between the transmissions of Configuration bridge PDUs by this node on any port when the port is the root of the spanning tree or trying to become so, in units of hundredths of a second. This is the actual value that this bridge is currently using.
Status: current Access: read-only
OBJECT-TYPE    
  Timeout 100..1000  

mSTForwardDelay 1.3.6.1.4.1.738.1.5.107.1.3.5
This time value, measured in units of hundredths of a second, controls how fast a port changes its spanning state when moving toward 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 used, when a topology change has been detected and is underway, to age all dynamic entries in the Forwarding Database. Note that this value is the one that this bridge is currently using, in contrast to mSTBridgeForwardDelay which is the value that this bridge and all others would start using if/when this bridge were to become the root.
Status: current Access: read-only
OBJECT-TYPE    
  Timeout 400..3000  

mSTBridgeMaxAge 1.3.6.1.4.1.738.1.5.107.1.3.6
The value that all bridges use for MaxAge when this bridge is acting as the root. Note that 802.1D-1990 specifies that the range for this parameter is related to the value of mSTBridgeHelloTime. The granularity of this timer is specified by 802.1D-1990 to be 1 second. An agent may return a badValue error if a set operation is attempted with a value that is not a whole number of seconds.
Status: current Access: read-write
OBJECT-TYPE    
  Timeout 600..4000  

mSTBridgeHelloTime 1.3.6.1.4.1.738.1.5.107.1.3.7
The value that all bridges use for HelloTime when this bridge is acting as the root. The granularity of this timer is specified by 802.1D- 1990 to be 1 second. An agent may return a badValue error if a set operation is attempted with a value that is not a whole number of seconds.
Status: current Access: read-write
OBJECT-TYPE    
  Timeout 100..1000  

mSTBridgeForwardDelay 1.3.6.1.4.1.738.1.5.107.1.3.8
The value that all bridges use for ForwardDelay when this bridge is acting as the root. Note that 802.1D-1990 specifies that the range for this parameter is related to the value of mSTBridgeMaxAge. The granularity of this timer is specified by 802.1D-1990 to be 1 second. An agent may return a badValue error if a set operation is attempted with a value that is not a whole number of seconds.
Status: current Access: read-write
OBJECT-TYPE    
  Timeout 400..3000  

mSTPortTable 1.3.6.1.4.1.738.1.5.107.1.4.1
A table containing port information for the MST Protocol on all the bridge ports existing on the system.
Status: current Access: not-accessible
OBJECT-TYPE    
  SEQUENCE OF  
    MSTPortEntry

mSTPortEntry 1.3.6.1.4.1.738.1.5.107.1.4.1.1
An entry with port information for the MST Protocol on a bridge port.
Status: current Access: not-accessible
OBJECT-TYPE    
  MSTPortEntry  

mSTPortAdminLinkType 1.3.6.1.4.1.738.1.5.107.1.4.1.1.1
Indicates the administrative link type configuration of a bridge port for the MST protocol. pointToPoint -- the port is administratively configured to be connected to a point-to-point link. shared -- the port is administratively configured to be connected to a shared medium. auto -- the administrative configuration of the port's link type depends on the duplex mode of the port's link. If the port's link is full-duplex, the administrative link type configuration on this port will be taken as pointTopoint(1). If the port link is half-duplex, the administrative link type configuration on this port will be taken as shared(2). This configuration of this object only takes effect when the stpxSpanningTreeType is mst(4).
Status: current Access: read-write
OBJECT-TYPE    
  INTEGER pointToPoint(1), shared(2), auto(3)  

mSTPortOperLinkType 1.3.6.1.4.1.738.1.5.107.1.4.1.1.2
Indicates the operational link type of a bridge port for the MST protocol. pointToPoint -- the port is operationally connected to a point-to-point link. shared -- the port is operationally connected to a shared medium. other -- none of the above. This object is only instantiated when the value of the stpxSpanningTreeType object is mst(4).
Status: current Access: read-only
OBJECT-TYPE    
  INTEGER pointToPoint(1), shared(2), other(3)  

mSTPortProtocolMigration 1.3.6.1.4.1.738.1.5.107.1.4.1.1.3
The protocol migration control on this port. When the value of thw stpxSpanningTreeType object is mst(4), setting true(1) to this object forces the device to try using version 2 BPDUs on this port. When the value of the stpxSpanningTreeType object is not mst(4), setting true(1) to this object has no effect. Setting false(2) to this object has no effect. This object always returns false(2) when read.
Status: current Access: read-write
OBJECT-TYPE    
  TruthValue  

mSTPortStatus 1.3.6.1.4.1.738.1.5.107.1.4.1.1.4
Indicates the operational status of the port for the MST protocol. edge -- this port is an edge port for the MST region. boundary -- this port is a boundary port for the MST region. pvst -- this port is connected to a PVST/PVST+ bridge. stp -- this port is connected to a Single Spanning Tree bridge. This object is only instantiated when the object value of stpxSpanningTreeType is mst(4).
Status: current Access: read-only
OBJECT-TYPE    
  BITS edge(0), boundary(1), pvst(2), stp(3)  

mSTPortAdminEdgePort 1.3.6.1.4.1.738.1.5.107.1.4.1.1.5
The administrative value of the Edge Port parameter. A value of true(1) indicates that this port should be assumed as an edge-port and a value of FALSE(2) indicates that this port should be assumed as a non-edge-port.
Status: current Access: read-write
OBJECT-TYPE    
  TruthValue  

mSTPortOperEdgePort 1.3.6.1.4.1.738.1.5.107.1.4.1.1.6
The operational value of the Edge Port parameter. The object is initialized to the value of dot1dStpPortAdminEdgePort and is set false(2) on reception of a BPDU.
Status: current Access: read-only
OBJECT-TYPE    
  TruthValue  

mSTPortEnable 1.3.6.1.4.1.738.1.5.107.1.4.1.1.7
The enabled/disabled status of the port.
Status: current Access: read-write
OBJECT-TYPE    
  INTEGER enabled(1), disabled(2)  

mSTPortPerMstTable 1.3.6.1.4.1.738.1.5.107.1.4.2
A table containing a list of the bridge ports for a particular MST instance. This table holds the settings.
Status: current Access: not-accessible
OBJECT-TYPE    
  SEQUENCE OF  
    MSTPortPerMstEntry

mSTPortPerMstEntry 1.3.6.1.4.1.738.1.5.107.1.4.2.1
An entry containing the port information for the MST protocol on a port for a particular MST instance.
Status: current Access: not-accessible
OBJECT-TYPE    
  MSTPortPerMstEntry  

mSTPortPerMstRoleValue 1.3.6.1.4.1.738.1.5.107.1.4.2.1.1
Indicates the port role on a particular MST instance for the MST protocol. disabled -- this port has no role on this MST instance. root -- this port has the role of root port on this MST instance. designated -- this port has the role of designated port on this MST instance. alternate -- this port has the role of alternate port on this MST instance. backUp -- this port has the role of backup port on this MST instance. boundary -- this port has the role of boundary port on this MST instance.
Status: current Access: read-only
OBJECT-TYPE    
  INTEGER disabled(1), root(2), designated(3), alternate(4), backUp(5), boundary(6)  

mSTPortPerMstPriority 1.3.6.1.4.1.738.1.5.107.1.4.2.1.2
The value of the priority field which is contained in the first (in network byte order) octet of the (2 octet long) Port ID. The other octet of the Port ID is given by the value of mSTPort.
Status: current Access: read-write
OBJECT-TYPE    
  INTEGER 0..255  

mSTPortPerMstState 1.3.6.1.4.1.738.1.5.107.1.4.2.1.3
The port's current state as defined by application of the Spanning Tree Protocol. This state controls what action a port takes on reception of a frame. If the bridge has detected a port that is malfunctioning it will place that port into the broken(6) state. For ports that are disabled (see mSTPortEnable), this object will have a value of disabled(1).
Status: current Access: read-only
OBJECT-TYPE    
  INTEGER disabled(1), blocking(2), listening(3), learning(4), forwarding(5), broken(6)  

mSTPortPerMstPathCost 1.3.6.1.4.1.738.1.5.107.1.4.2.1.4
The contribution of this port to the path cost of paths toward the spanning tree root that include this port. 802.1D-1990 recommends that the default value of this parameter be in inverse proportion to the speed of the attached LAN.
Status: current Access: read-write
OBJECT-TYPE    
  INTEGER 1..200000000  

mSTPortPerMstDesignatedCost 1.3.6.1.4.1.738.1.5.107.1.4.2.1.5
Tok_String
Status: current Access: read-only
OBJECT-TYPE    
  Integer32  

mSTPortPerMstDesignatedBridge 1.3.6.1.4.1.738.1.5.107.1.4.2.1.6
Tok_String
Status: current Access: read-only
OBJECT-TYPE    
  BridgeId  

mSTPortPerMstDesignatedPort 1.3.6.1.4.1.738.1.5.107.1.4.2.1.7
The Port Identifier of the port on the MST Instance Designated Bridge for this port's segment.
Status: current Access: read-only
OBJECT-TYPE    
  OCTET STRING Size(2)  

mstpNewRoot 1.3.6.1.4.1.738.1.5.107.0.1
This notification is the MSTP equivalent of the standard STP newRoot notification.
Status: current Access: read-only
NOTIFICATION-TYPE    

mstpTopologyChange 1.3.6.1.4.1.738.1.5.107.0.2
This notification is the MSTP equivalent of the standard STP topologyChange notification.
Status: current Access: read-only
NOTIFICATION-TYPE