OID reference

dot1dStpDesignatedRoot

1.3.6.1.4.1.49.2.4.14.2.5

Description

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.

Full description and source information

Identification

Identifier and names

Parent: 1.3.6.1.4.1.49.2.4.14.2 (dot1dStp)
Node code: 5
Node name: dot1dStpDesignatedRoot
Category: SNMP management object
Numeric OID: 1.3.6.1.4.1.49.2.4.14.2.5
URN notation: urn:oid:1.3.6.1.4.1.49.2.4.14.2.5
Type: OBJECT-TYPE

ASN.1, OID-IRI and named path variants

ASN.1 notation

{1 3 6 1 4 1 49 2 4 14 2 5}

{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprises(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) identified-organization(3) dod(6) internet(1) private(4) ldap-enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) identified-organization(3) dod(6) internet(1) private(4) vendor-objects(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) org(3) dod(6) internet(1) private(4) enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) org(3) dod(6) internet(1) private(4) enterprises(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) org(3) dod(6) internet(1) private(4) ldap-enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) org(3) dod(6) internet(1) private(4) vendor-objects(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) enterprises(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) ldap-enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) vendor-objects(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) enterprises(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) ldap-enterprise(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) vendor-objects(1) chipcom(49) chipmib02(2) chipExperiment(4) dot1dBridge(14) dot1dStp(2) dot1dStpDesignatedRoot(5)}

OID-IRI notation

/1/3/6/1/4/1/49/2/4/14/2/5
/ISO/Identified-Organization/6/1/4/1/49/2/4/14/2/5
/ISO/3/6/1/4/1/49/2/4/14/2/5

Named path variants

/iso/identified-organization/dod/internet/private/enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/identified-organization/dod/internet/private/enterprises/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/identified-organization/dod/internet/private/ldap-enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/identified-organization/dod/internet/private/vendor-objects/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/org/dod/internet/private/enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/org/dod/internet/private/enterprises/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/org/dod/internet/private/ldap-enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/org/dod/internet/private/vendor-objects/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-identified-organization/dod/internet/private/enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-identified-organization/dod/internet/private/enterprises/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-identified-organization/dod/internet/private/ldap-enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-identified-organization/dod/internet/private/vendor-objects/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-organization/dod/internet/private/enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-organization/dod/internet/private/enterprises/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-organization/dod/internet/private/ldap-enterprise/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot
/iso/iso-organization/dod/internet/private/vendor-objects/chipcom/chipmib02/chipExperiment/dot1dBridge/dot1dStp/dot1dStpDesignatedRoot

SNMP properties

Value type: BridgeId
Maximum access defined by MIB: read-only
Status in MIB: mandatory

Properties come from available MIB definitions. Actual device support and access can differ. See source records below for original files and qualifications.

Meaning

Descriptions

1 unique

Identical descriptions are grouped. Different wording and device-specific notes are retained.

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.

Sources for this description

MIBdepot

Parsed from chipcom-bridge.mib.txt · a3com · ChpComm-Bridge

Source file: Download chipcom-mib.txt

Source file: Download chipcom-bridge.mib.txt

Browse all files from MIBdepot

Historical records

Additional source information

Information from OID Repository

Child arc 0 is used to translate between SNMPv1 and SNMPv2 notification parameters as explained in IETF RFC 2576, section 3.

Information from MIBdepot

dot1dStpDesignatedRoot OBJECT-TYPE
	SYNTAX  BridgeId
 	ACCESS  read-only
	STATUS  mandatory
	DESCRIPTION
		"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."
	REFERENCE
		"P802.1d/D9, July 14, 1989: Section 4.5.3.1"
	::= { dot1dStp 5 }

Registration

Registration authorities

First Registration Authority (inferred from ancestor 1.3.6.1.4.1.49)

Cook John

Direct children (1)

OID	Name	Direct children	Descendants	Description
1.3.6.1.4.1.49.2.4.14.2.5.0	dot1dStpDesignatedRoot	0	0

Siblings (14)

OID	Name	Direct children	Descendants	Description
1.3.6.1.4.1.49.2.4.14.2.1	dot1dStpProtocolSpecification	1	1	An indication of what version of the Spanning Tree Protocol is being run. The value 'decLb100(2)' indicates the DEC LANbridge 10…
1.3.6.1.4.1.49.2.4.14.2.2	dot1dStpPriority	1	1	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 (las…
1.3.6.1.4.1.49.2.4.14.2.3	dot1dStpTimeSinceTopologyChange	1	1	The time (in hundredths of a second) since the last time a topology change was detected by the bridge entity.
1.3.6.1.4.1.49.2.4.14.2.4	dot1dStpTopChanges	1	1	The total number of topology changes detected by this bridge since the management entity was last reset or initialized.
1.3.6.1.4.1.49.2.4.14.2.6	dot1dStpRootCost	1	1	The cost of the path to the root as seen from this bridge.
1.3.6.1.4.1.49.2.4.14.2.7	dot1dStpRootPort	1	1	The port number of the port which offers the lowest cost path from this bridge to the root bridge.
1.3.6.1.4.1.49.2.4.14.2.8	dot1dStpMaxAge	1	1	The maximum age of Spanning Tree Protocol information learned from the network on any port before it is discarded, in units of hu…
1.3.6.1.4.1.49.2.4.14.2.9	dot1dStpHelloTime	1	1	The amount of time between the transmission of Configuration bridge PDUs by this node on any port when it is the root of the span…
1.3.6.1.4.1.49.2.4.14.2.10	dot1dStpHoldTime	1	1	This time value determines the interval length during which no more than two Configuration bridge PDUs shall be transmitted by th…
1.3.6.1.4.1.49.2.4.14.2.11	dot1dStpForwardDelay	1	1	This time value, measured in units of hundredths of a second, controls how fast a port changes its spanning state when moving tow…
1.3.6.1.4.1.49.2.4.14.2.12	dot1dStpBridgeMaxAge	1	1	The value that all bridges use for MaxAge when this bridge is acting as the root. Note that 802.1d/D9 specifies that the range f…
1.3.6.1.4.1.49.2.4.14.2.13	dot1dStpBridgeHelloTime	1	1	The value that all bridges use for HelloTime when this bridge is acting as the root. The granularity of this timer is specified …
1.3.6.1.4.1.49.2.4.14.2.14	dot1dStpBridgeForwardDelay	1	1	The value that all bridges use for ForwardDelay when this bridge is acting as the root. Note that 802.1d/D9 specifies that the r…
1.3.6.1.4.1.49.2.4.14.2.15	dot1dStpPortTable	1	11	A table that contains port-specific information for the Spanning Tree Protocol.