nnMstCistRootPort
NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB ·
.1.3.6.1.4.1.45.5.5.1.1.8
Object
scalar
SNMPv2-SMIInteger32
The Port Number of the Port which offers the lowest path cost from this bridge to the CIST Root Bridge.
Context
- MIB
- NORTEL-NETWORKS-MULTIPLE-SPANNING-TREE-MIB
- OID
.1.3.6.1.4.1.45.5.5.1.1.8- Type
- scalar
- Access
- readonly
- Status
- current
- Parent
- nnMstScalars
- Siblings
- 27
Syntax
SNMPv2-SMIInteger32
- Source
- SNMPv2-SMIInteger32
- Base type
Integer32
Values & Constraints
Type Constraints
range: -2147483648..2147483647
Related Objects
Sibling Objects
| Object | Type | Syntax | OID |
|---|---|---|---|
| nnMstNoOfInstancesSupported Indicates Maximum number of spanning tree Instances supported. | scalar | SNMPv2-SMIInteger32 | .1.3.6.1.4.1.45.5.5.1.1.1 |
| nnMstCistBridgeMaxAge The value that all bridges use for MaxAge when
this bridge is acting as the root. The granularity
of this timer is specified to be 1 second.
An agent may return a badValue error i… | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.10 |
| nnMstCistBridgeForwardDelay The value that all bridges use for ForwardDelay
when this bridge is acting as the root. Note that
802.1D specifies that the range for this
parameter is related to the value of
Br… | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.11 |
| nnMstCistHoldTime This time value determines the interval length
during which no more than two Configuration bridge
PDUs shall be transmitted by this node, in units
of hundredths of a second. | scalar | SNMPv2-SMIInteger32 | .1.3.6.1.4.1.45.5.5.1.1.12 |
| nnMstCistMaxAge 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 th… | scalar | BRIDGE-MIBTimeout | .1.3.6.1.4.1.45.5.5.1.1.13 |
| nnMstCistForwardDelay This time value, measured in units of hundredths
of a second, controls how fast a port changes its
spanning state when moving towards the Forwarding
state. The value determines h… | scalar | BRIDGE-MIBTimeout | .1.3.6.1.4.1.45.5.5.1.1.14 |
| nnMstMstpUpCount The number of times MSTP Module has been enabled.
A Trap is generated on the occurence of this event. | scalar | SNMPv2-SMICounter32 | .1.3.6.1.4.1.45.5.5.1.1.15 |
| nnMstMstpDownCount The number of times MSTP Module has been disabled.
A Trap is generated on the occurence of this event. | scalar | SNMPv2-SMICounter32 | .1.3.6.1.4.1.45.5.5.1.1.16 |
| nnMstPathCostDefaultType The version of the Spanning Tree default Path Costs that
are to be used by this Bridge. A value of 8021d1998(1)
uses the 16-bit default Path Costs from IEEE Std. 802.1D-1998.
A v… | scalar | Enumeration | .1.3.6.1.4.1.45.5.5.1.1.17 |
| nnMstForceProtocolVersion The version of Spanning Tree Protocol the bridge is
currently running. The value 'stpCompatible(0)'
indicates the Spanning Tree Protocol specified in
IEEE 802.1D and 'rstp(2)' in… | scalar | Enumeration | .1.3.6.1.4.1.45.5.5.1.1.18 |
| nnMstTxHoldCount The value used by the Port Transmit state machine to limit
the maximum transmission rate. | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.19 |
| nnMstMaxHopCount Indicates the Maximum Hop Count value.
The granularity of this timer is specified
to be 1 second. An agent may return a badValue
error if a set is attempted to a value which is
n… | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.2 |
| nnMstConfigIdSel The Configuration Identifier Format Selector used
by the Bridge. This has a fixed value of 0 to indicate
RegionName, RegionVersion are specified as in Standard. | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.20 |
| nnMstRegionName The Name for the Region's configuration. By Default
Region Name will be equal to the Bridge Mac Address. | scalar | OctetString | .1.3.6.1.4.1.45.5.5.1.1.21 |
| nnMstRegionVersion Version of the MST Region. | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.22 |
| nnMstConfigDigest The Configuration Digest value for this Region, this is an
MD5 digest value, and hence must always be 16 octets long. | scalar | OctetString | .1.3.6.1.4.1.45.5.5.1.1.23 |
| nnMstRegionConfigChangeCount The number of times a Region Configuration Identifier Change
was detected.
A Trap is generated on the occurence of this event. | scalar | SNMPv2-SMICounter32 | .1.3.6.1.4.1.45.5.5.1.1.24 |
| nnMstCistBridgeRoleSelectionSemState Current state of the Port Role Selection State Machine
of this bridge in Common Spanning Tree context | scalar | Enumeration | .1.3.6.1.4.1.45.5.5.1.1.25 |
| nnMstCistTimeSinceTopologyChange The time (in hundredths of a second) since the
TcWhile Timer for any port in this Bridge was
non-zero for Common Spanning Tree context. | scalar | SNMPv2-SMITimeTicks | .1.3.6.1.4.1.45.5.5.1.1.26 |
| nnMstCistTopChanges The number of times that there have been atleast
one non-zero TcWhile Timer on this Bridge for Common
Spanning Tree context. | scalar | SNMPv2-SMICounter32 | .1.3.6.1.4.1.45.5.5.1.1.27 |
| nnMstCistNewRootBridgeCount The number of times this Bridge has detected a Root
Bridge change for Common Spanning Tree context.
A Trap is generated on the occurence of this event. | scalar | SNMPv2-SMICounter32 | .1.3.6.1.4.1.45.5.5.1.1.28 |
| nnMstBrgAddress The MAC address used by this bridge when it must
be referred to in a unique fashion. It is
recommended that this be the numerically smallest
MAC address of all ports that belong… | scalar | SNMPv2-TCMacAddress | .1.3.6.1.4.1.45.5.5.1.1.3 |
| nnMstCistRoot The bridge identifier of the Root of the common spanning
tree as determined by the Spanning Tree Protocol
as executed by this node. This value is used as
the CIST Root Identifier… | scalar | BRIDGE-MIBBridgeId | .1.3.6.1.4.1.45.5.5.1.1.4 |
| nnMstCistRegionalRoot The bridge identifier of the Root of the Multiple
spanning tree region as determined by the Spanning Tree
Protocol as executed by this node. This value is used as
the CIST Region… | scalar | BRIDGE-MIBBridgeId | .1.3.6.1.4.1.45.5.5.1.1.5 |
| nnMstCistRootCost The Cost of the path to the CIST Root as seen
from this bridge. | scalar | SNMPv2-SMIInteger32 | .1.3.6.1.4.1.45.5.5.1.1.6 |
| nnMstCistRegionalRootCost The Cost of the path to the CIST Regional Root
as seen from this bridge. | scalar | SNMPv2-SMIInteger32 | .1.3.6.1.4.1.45.5.5.1.1.7 |
| nnMstCistBridgePriority The Value of the writable portion of the Bridge
Identifier comprising of the first two octets.
The values that are set for Bridge Priority must be
in steps of 4096. | scalar | Integer32 | .1.3.6.1.4.1.45.5.5.1.1.9 |