stpDot1dStpDesignatedRoot
STP-MIB ·
.1.3.6.1.4.1.13464.1.2.4.3.1.1.5
Object
scalar
BridgeId
The bridge identifier of the root of the spanning tree as determined by the Spanning Tree Protocol as executed by this node. This value is used as the Root Identifier parameter in all Configuration Bridge PDUs originated by this node.
Context
- MIB
- STP-MIB
- OID
.1.3.6.1.4.1.13464.1.2.4.3.1.1.5- Type
- scalar
- Access
- readonly
- Status
- current
- Parent
- stpDot1dStp
- Siblings
- 17
Syntax
BridgeId
- Source
- BridgeId
- Base type
OctetString
Values & Constraints
Type Constraints
range: 8
Related Objects
Sibling Objects
| Object | Type | Syntax | OID |
|---|---|---|---|
| stpDot1dStpProtocolSpecification An indication of what version of the Spanning
Tree Protocol is being run. The value
'decLb100(2)' indicates the DEC LANbridge 100
Spanning Tree protocol. IEEE 802.1d
implementat… | scalar | Enumeration | .1.3.6.1.4.1.27514.1.2.4.3.1.1.1 |
| stpDot1dStpHoldTime 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 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.10 |
| stpDot1dStpForwardDelay 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 | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.11 |
| stpDot1dStpBridgeMaxAge DURABLE: { 2000:all }
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 relat… | scalar | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.12 |
| stpDot1dStpBridgeHelloTime DURABLE: { 200:all }
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 secon… | scalar | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.13 |
| stpDot1dStpBridgeForwardDelay DURABLE: { 1500:all }
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… | scalar | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.14 |
| stpDot1dStpPortTable A table that contains port-specific information
for the Spanning Tree Protocol. | table | - | .1.3.6.1.4.1.27514.1.2.4.3.1.1.15 |
| stpPropStpEnable DURABLE: { enabled:all }
The enabled/disabled status of STP for the bridge entity. | scalar | Enumeration | .1.3.6.1.4.1.27514.1.2.4.3.1.1.16 |
| spanOnOff DURABLE: { enable }
Enable/Disable Spanning Tree for the bridge.
When 'disable(2)', all ports of the device are placed in the
forwarding mode, regardless of current Spanning Tree … | scalar | Enumeration | .1.3.6.1.4.1.27514.1.2.4.3.1.1.17 |
| stpDot1dStpTrap | node | - | .1.3.6.1.4.1.27514.1.2.4.3.1.1.18 |
| stpDot1dStpPriority DURABLE: { 32768:all }
The value of the write-able portion of the Bridge
ID, i.e., the first two octets of the (8 octet
long) Bridge ID. The other (last) 6 octets of the
Bridge I… | scalar | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.2 |
| stpDot1dStpTimeSinceTopologyChange The time (in hundredths of a second) since the
last time a topology change was detected by the
bridge entity. | scalar | SNMPv2-SMITimeTicks | .1.3.6.1.4.1.27514.1.2.4.3.1.1.3 |
| stpDot1dStpTopChanges The total number of topology changes detected by
this bridge since the management entity was last
reset or initialized. | scalar | SNMPv2-SMICounter32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.4 |
| stpDot1dStpRootCost The cost of the path to the root as seen from
this bridge. | scalar | SNMPv2-SMIInteger32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.6 |
| stpDot1dStpRootPort The port number of the port which offers the
lowest cost path from this bridge to the root
bridge. | scalar | SNMPv2-SMIInteger32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.7 |
| stpDot1dStpMaxAge 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 | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.8 |
| stpDot1dStpHelloTime The amount of time between the transmission of
Configuration bridge PDUs by this node on any port
when it is the root of the spanning tree or trying
to become so, in units of hund… | scalar | Integer32 | .1.3.6.1.4.1.27514.1.2.4.3.1.1.9 |