OID reference

portMacAddress

1.3.6.1.4.1.7342.2.1.4.1.21

Description

MAC address of the port. If a MAC address doesn't exist on a port the value returned is all zeros.

Full description and source information

Identification

Identifier and names

Parent: 1.3.6.1.4.1.7342.2.1.4.1 (modulePortsEntry)
Node code: 21
Node name: portMacAddress
Category: SNMP management object
Numeric OID: 1.3.6.1.4.1.7342.2.1.4.1.21
URN notation: urn:oid:1.3.6.1.4.1.7342.2.1.4.1.21

ASN.1, OID-IRI and named path variants

ASN.1 notation

{1 3 6 1 4 1 7342 2 1 4 1 21}

{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprises(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) identified-organization(3) dod(6) internet(1) private(4) ldap-enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) identified-organization(3) dod(6) internet(1) private(4) vendor-objects(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) org(3) dod(6) internet(1) private(4) enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) org(3) dod(6) internet(1) private(4) enterprises(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) org(3) dod(6) internet(1) private(4) ldap-enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) org(3) dod(6) internet(1) private(4) vendor-objects(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) enterprises(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) ldap-enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-identified-organization(3) dod(6) internet(1) private(4) vendor-objects(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) enterprises(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) ldap-enterprise(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}
{iso(1) iso-organization(3) dod(6) internet(1) private(4) vendor-objects(1) omnitron(7342) prodAgent(2) enhancedchassisTable(1) modulePortsTable(4) modulePortsEntry(1) portMacAddress(21)}

OID-IRI notation

/1/3/6/1/4/1/7342/2/1/4/1/21
/ISO/Identified-Organization/6/1/4/1/7342/2/1/4/1/21
/ISO/3/6/1/4/1/7342/2/1/4/1/21

Named path variants

/iso/identified-organization/dod/internet/private/enterprise/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/enterprise/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/enterprises/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/enterprises/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/ldap-enterprise/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/ldap-enterprise/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/vendor-objects/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/identified-organization/dod/internet/private/vendor-objects/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/enterprise/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/enterprise/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/enterprises/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/enterprises/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/ldap-enterprise/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/ldap-enterprise/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/vendor-objects/7342/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
/iso/org/dod/internet/private/vendor-objects/omnitron/prodAgent/enhancedchassisTable/modulePortsTable/modulePortsEntry/portMacAddress
Additional combinations skipped.

SNMP properties

Value type: DisplayString
Maximum access defined by MIB: read-only
Status in MIB: current

Allowed size (octets): 17

Using this OID with SNMP

At least one MIB declaration places this object in a table row. A value belongs to a row instance; its suffix depends on the row's INDEX or AUGMENTS definition. The index encoding is not inferred here.

Published row index: modchassnum, modslotnum, portnum.

snmpwalk [connection options] DEVICE .1.3.6.1.4.1.7342.2.1.4.1.21

Replace the placeholders with your connection and authentication options. Available permissions and device support can differ from the MIB.

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

Published definition

The displayed source records contain one distinct definition. Compare its source records.

portMacAddress OBJECT-TYPE
    SYNTAX      DisplayString (SIZE(17))
    MAX-ACCESS  read-only
    STATUS      current
    DESCRIPTION "MAC address of the port. If a MAC address doesn't exist on a
                 port the value returned is all zeros."
    ::= { modulePortsEntry 21 }

Meaning

Descriptions

1 unique

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

MAC address of the port. If a MAC address doesn't exist on a port the value returned is all zeros.

Sources for this description

Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community)

See 1 matching source record

Evidence

Source records

1 records

Matching descriptions are grouped; open a group to compare definitions and supporting files.

Records for description 1Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community)1 record · 2 sources

Description 1

portMacAddress · currentMultiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community)2 sources

Status in source: current.

Names: portMacAddress

Technical details

{
  "smi_kind": "OBJECT-TYPE",
  "definition": [
    "portMacAddress",
    "OBJECT-TYPE",
    "SYNTAX",
    "DisplayString",
    "(",
    "SIZE",
    "(",
    "17",
    ")",
    ")",
    "MAX-ACCESS",
    "read-only",
    "STATUS",
    "current",
    "DESCRIPTION",
    "\"MAC address of the port. If a MAC address doesn't exist on a port the value returned is all zeros.\"",
    "::=",
    "{",
    "modulePortsEntry",
    "21",
    "}"
  ],
  "syntax_tree": [
    [
      "SimpleSyntax",
      "DisplayString",
      [
        "octetStringSubType",
        [
          [
            17
          ]
        ]
      ]
    ],
    null,
    [
      "MaxAccessPart",
      "read-only"
    ],
    [
      "Status",
      "current"
    ],
    [
      "DESCRIPTION",
      "MAC address of the port. If a MAC address doesn't exist on a port the value returned is all zeros."
    ],
    null,
    null,
    null,
    null
  ]
}

Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community) · Publisher's source file: OMNITRON-MIB
Vendor MIB copy from the LibreNMS archive.

Module: OMNITRON-MIB

See published definition above
Module imports
```
{'SNMPv2-TC': ['DisplayString', 'TruthValue', 'TimeInterval'], 'SNMPv2-SMI': ['MODULE-IDENTITY', 'OBJECT-TYPE', 'IpAddress', 'Integer32', 'Unsigned32', 'Counter32', 'Counter64'], 'SNMPv2-CONF': ['MODULE-COMPLIANCE', 'OBJECT-GROUP'], 'OMNITRON-TC-MIB': ['omnitron', 'OstVlanId', 'OstModeType', 'icAgent', 'OstPortNumber', 'OstPortList']}
```
· Download OMNITRON-MIB
Related source files and packages:
- LibreNMS original distribution archive
- Archive revision metadata: librenms/librenms (JSON)
Multiple manufacturers; see the original MIB MIB copies (LibreNMS/Observium Community) · Publisher's source file: Source package: observium-community-latest.tar.gz
Vendor MIB copy from the Observium Community archive.

Module: OMNITRON-MIB

Same published definition
Module imports
```
{'SNMPv2-TC': ['DisplayString', 'TruthValue'], 'SNMPv2-SMI': ['MODULE-IDENTITY', 'OBJECT-TYPE', 'IpAddress', 'Integer32', 'Unsigned32', 'Counter32', 'Counter64'], 'SNMPv2-CONF': ['MODULE-COMPLIANCE', 'OBJECT-GROUP'], 'OMNITRON-TC-MIB': ['omnitron', 'OstVlanId', 'OstModeType', 'icAgent', 'OstPortNumber', 'OstPortList']}
```
· Download OMNITRON-MIB
Related source files and packages:
- Observium Community original distribution archive

Registration

Registration authorities

First Registration Authority (inferred from ancestor 1.3.6.1.4.1.7342)

Mood Steve

Siblings (20)

OID	Name	Direct children	Descendants	Description
1.3.6.1.4.1.7342.2.1.4.1.1	portnum	0	0
1.3.6.1.4.1.7342.2.1.4.1.2	portState	0	0
1.3.6.1.4.1.7342.2.1.4.1.3	portEgressRate	0	0
1.3.6.1.4.1.7342.2.1.4.1.4	portpriority	0	0
1.3.6.1.4.1.7342.2.1.4.1.5	portcanonicalformatIndicator	0	0
1.3.6.1.4.1.7342.2.1.4.1.6	portvlanidentifier	0	0
1.3.6.1.4.1.7342.2.1.4.1.7	portmlistcriteria	0	0
1.3.6.1.4.1.7342.2.1.4.1.8	portingresssecurity	0	0
1.3.6.1.4.1.7342.2.1.4.1.9	portegresspolicy	0	0
1.3.6.1.4.1.7342.2.1.4.1.10	portIngressRate	0	0
1.3.6.1.4.1.7342.2.1.4.1.11	portSpeed	0	0
1.3.6.1.4.1.7342.2.1.4.1.12	portUnidirectionalAhOamEnable	0	0
1.3.6.1.4.1.7342.2.1.4.1.13	portIngressRateDropOrPause	0	0
1.3.6.1.4.1.7342.2.1.4.1.14	portIngressRateCBS	0	0
1.3.6.1.4.1.7342.2.1.4.1.15	portL2CPmgntProcessing	0	0
1.3.6.1.4.1.7342.2.1.4.1.16	portEgressQosPolicy	0	0
1.3.6.1.4.1.7342.2.1.4.1.17	portAccessType	0	0
1.3.6.1.4.1.7342.2.1.4.1.18	portStatsClear	0	0
1.3.6.1.4.1.7342.2.1.4.1.19	portLinkState	0	0
1.3.6.1.4.1.7342.2.1.4.1.20	portDuplex	0	0