IEEE8021-SPANNING-TREE-MIB
The Spanning-Tree MIB module for managing devices that
support IEEE 802.1Q. This MIB module is derived from the
IETF BRIDGE-MIB, RFC 4188.
Unless otherwise indicated, the references in this MIB
module are to IEEE Std 802.1Q.
Copyright (C) IEEE (2014).
This version of this MIB module is part of IEEE Std 802.1Q;
see the draft itself for full legal notices.
- Source file
IEEE8021-SPANNING-TREE-MIB- Last revised
- Identity
ieee8021SpanningTreeMib- Base OID
1.3.111.2.802.1.1.3
Imported Objects
| BRIDGE-MIB | BridgeId Timeout |
| IEEE8021-TC-MIB | IEEE8021BridgePortNumber IEEE8021PbbComponentIdentifier ieee802dot1mibs |
| SNMPv2-CONF | MODULE-COMPLIANCE (no object page) NOTIFICATION-GROUP (no object page) OBJECT-GROUP (no object page) |
| SNMPv2-SMI | Counter64 Integer32 MODULE-IDENTITY (no object page) NOTIFICATION-TYPE (no object page) OBJECT-TYPE (no object page) TimeTicks |
| SNMPv2-TC | TruthValue |
Net-SNMP examples using the rfc MIB directory Show commands
These commands use the standard Observium installation path and load the selected MIB variant before the RFC and Net-SNMP directories.
Translate the module identity
/usr/bin/snmptranslate -Pud -Ir -On -m 'IEEE8021-SPANNING-TREE-MIB' -M '/opt/observium/mibs/rfc:/opt/observium/mibs/net-snmp' 'IEEE8021-SPANNING-TREE-MIB::ieee8021SpanningTreeMib'
Walk the MIB subtree
/usr/bin/snmpbulkwalk -v2c -c '<community>' -Pud -Ir -OQUs -m 'IEEE8021-SPANNING-TREE-MIB' -M '/opt/observium/mibs/rfc:/opt/observium/mibs/net-snmp' 'udp:<hostname>:161' 'IEEE8021-SPANNING-TREE-MIB::ieee8021SpanningTreeMib'
Objects (47)
Showing 47 of 47 objects
Object legend
Object type
Icons distinguish tables, entry rows, columns, scalars, and structural nodes.
SNMPv2-TCTruthValue
Syntax
Blue badges identify the value syntax. Connected badges read as defining module and convention.
IF-MIBifIndex
Table index
Green identifies an index object; yellow names its module when the index is defined elsewhere.
r/w
deprecated
obsolete
Access and status
r/w means read-write. Grey labels mark definitions retained for compatibility.
OBS ✓
Observium use
The indicator appears only when Observium directly references that object.
ifOperStatus
.1.3.6.1.2.1…
Names and OIDs
Object names link to their detail pages. Hover or focus a linked name or badge for available definition details.
.1.3.111.2.802.1.1.3 |
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.1.3.111.2.802.1.1.3.0 |
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.1.3.111.2.802.1.1.3.1 |
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.1.3.111.2.802.1.1.3.1.1 |
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.1.3.111.2.802.1.1.3.1.1.1 |
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.1.3.111.2.802.1.1.3.1.1.1.1 |
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centi-secondsBRIDGE-MIBTimeout
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.1.3.111.2.802.1.1.3.1.1.1.10 |
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centi-secondsSNMPv2-SMIInteger32
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.1.3.111.2.802.1.1.3.1.1.1.11 |
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centi-secondsBRIDGE-MIBTimeout
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.1.3.111.2.802.1.1.3.1.1.1.12 |
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centi-secondsInteger32
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.1.3.111.2.802.1.1.3.1.1.1.13 |
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centi-secondsInteger32
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.1.3.111.2.802.1.1.3.1.1.1.14 |
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centi-secondsInteger32
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.1.3.111.2.802.1.1.3.1.1.1.15 |
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Enumeration
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.1.3.111.2.802.1.1.3.1.1.1.16 |
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Integer32
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.1.3.111.2.802.1.1.3.1.1.1.17 |
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Enumeration
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.1.3.111.2.802.1.1.3.1.1.1.2 |
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Integer32
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.1.3.111.2.802.1.1.3.1.1.1.3 |
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centi-secondsSNMPv2-SMITimeTicks
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.1.3.111.2.802.1.1.3.1.1.1.4 |
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topology changesSNMPv2-SMICounter64
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.1.3.111.2.802.1.1.3.1.1.1.5 |
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.1.3.111.2.802.1.1.3.1.1.1.6 |
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.1.3.111.2.802.1.1.3.1.1.1.7 |
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.1.3.111.2.802.1.1.3.1.1.1.8 |
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centi-secondsBRIDGE-MIBTimeout
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.1.3.111.2.802.1.1.3.1.1.1.9 |
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.1.3.111.2.802.1.1.3.1.2 |
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.1.3.111.2.802.1.1.3.1.2.1 |
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.1.3.111.2.802.1.1.3.1.2.1.1 |
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OctetString
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.1.3.111.2.802.1.1.3.1.2.1.10 |
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forwarding transitionsSNMPv2-SMICounter64
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.1.3.111.2.802.1.1.3.1.2.1.11 |
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.1.3.111.2.802.1.1.3.1.2.1.12 |
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.1.3.111.2.802.1.1.3.1.2.1.13 |
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.1.3.111.2.802.1.1.3.1.2.1.14 |
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Integer32
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.1.3.111.2.802.1.1.3.1.2.1.15 |
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.1.3.111.2.802.1.1.3.1.2.1.2 |
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Integer32
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.1.3.111.2.802.1.1.3.1.2.1.3 |
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Enumeration
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.1.3.111.2.802.1.1.3.1.2.1.4 |
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.1.3.111.2.802.1.1.3.1.2.1.5 |
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Integer32
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.1.3.111.2.802.1.1.3.1.2.1.6 |
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.1.3.111.2.802.1.1.3.1.2.1.7 |
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.1.3.111.2.802.1.1.3.1.2.1.8 |
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.1.3.111.2.802.1.1.3.1.2.1.9 |
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.1.3.111.2.802.1.1.3.1.3 |
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.1.3.111.2.802.1.1.3.1.3.1 |
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.1.3.111.2.802.1.1.3.1.3.1.1 |
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.1.3.111.2.802.1.1.3.1.3.1.2 |
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.1.3.111.2.802.1.1.3.1.3.1.3 |
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.1.3.111.2.802.1.1.3.2 |
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.1.3.111.2.802.1.1.3.2.1 |
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.1.3.111.2.802.1.1.3.2.2 |
Dependencies (8) 5 direct · 3 transitive Show tree and compile order Hide dependency details
Each imported module is resolved in the importing module's source directory first, then through the normal default-variant rules.
Dependency tree
Dependency-first compile order
- SNMPv2-SMIrfc
- SNMPv2-TCrfc
- IANAifType-MIBrfc
- SNMPv2-CONFrfc
- SNMPv2-MIBrfc
- IF-MIBrfc
- BRIDGE-MIBrfc
- IEEE8021-TC-MIBrfc
- IEEE8021-SPANNING-TREE-MIBrfcselected
Conformance Groups (6)
Compliance Statements (2)
OID
.1.3.111.2.802.1.1.3.2.1.1The compliance statement for devices supporting the
Spanning Tree Protocol.
Spanning Tree Protocol.
Required groups
| mandatory | ieee8021SpanningTreeGroup | |
| mandatory | ieee8021SpanningTreePortGroup | |
| optional | ieee8021SpanningTreeNotificationGroup | Implementation of this group is optional. |
Object refinements
| Object | Access | Syntax | Description |
|---|---|---|---|
| ieee8021SpanningTreePriority |
Integer32
|
The possible values defined by IEEE 802.1t. | |
| ieee8021SpanningTreePortPriority |
Integer32
|
The possible values defined by IEEE 802.1t. |
OID
.1.3.111.2.802.1.1.3.2.1.2The compliance statement for devices supporting RSTP.
Required groups
| mandatory | ieee8021SpanningTreeGroup | |
| mandatory | ieee8021SpanningTreeRstpGroup | |
| mandatory | ieee8021SpanningTreePortGroup | |
| mandatory | ieee8021SpanningTreeRstpPortGroup | |
| optional | ieee8021SpanningTreeNotificationGroup | Implementation of this group is optional. |
| optional | ieee8021SpanningTreeRstpFragileGroup | Implementation of this group is optional. |
Object refinements
| Object | Access | Syntax | Description |
|---|---|---|---|
| ieee8021SpanningTreePriority |
Integer32
|
The possible values defined by IEEE 802.1t. | |
| ieee8021SpanningTreePortPriority |
Integer32
|
The possible values defined by IEEE 802.1t. |
Notifications / Traps (2)
| Name | OID | Description |
|---|---|---|
.1.3.111.2.802.1.1.3.0.1 |
The ieee8021SpanningTreeNewRoot notification indicates that
the sending agent has become the new root of the Spanning Tree; the notification is sent by a Bridge soon after its election as the new root, e.g., upon expiration of the Topology Change Timer, immediately subsequent to its election. |
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.1.3.111.2.802.1.1.3.0.2 |
A ieee8021SpanningTreeTopologyChange notification is sent
by a Bridge when any of its configured ports transitions from the Learning state to the Forwarding state, or from the Forwarding state to the Blocking state. The notification is not sent if a ieee8021SpanningTreeNewRoot notification is sent for the same transition. |