---
oid: "1.3.6.1.2.1.10.166.3.2.2.1.18"
short-description: "mplsTunnelPrimaryInstance OBJECT-TYPE"
last-modified: "2020-03-05"
parent-oid: "1.3.6.1.2.1.10.166.3.2.2.1"
---

## OID: `1.3.6.1.2.1.10.166.3.2.2.1.18`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) mgmt(2) mib-2(1) transmission(10) mplsStdMIB(166) mplsTeStdMIB(3) mplsTeObjects(2) mplsTunnelTable(2) mplsTunnelEntry(1) mplsTunnelPrimaryInstance(18)}
```

### Description

```asn1
mplsTunnelPrimaryInstance OBJECT-TYPE
SYNTAX MplsTunnelInstanceIndex
MAX-ACCESS read-only
STATUS current
DESCRIPTION
"Specifies the instance index of the primary instance
of this tunnel. More details of the definition of
tunnel instances and the primary tunnel instance
can be found in the description of the TEXTUAL-CONVENTION
MplsTunnelInstanceIndex."
DEFVAL { 0 }
```

**Classification:** MIB object for network management

### Supplementary information

Automatically extracted from IETF [RFC 3812](https://www.rfc-editor.org/rfc/rfc3812.html).

### Child OIDs

No child OID

### Terms of Use

[Terms of use](https://oid-base.com/disclaimer.htm.md)

**Note to implementers:**: The OID repository is constantly updated but does not necessarily store the latest (or most accurate) version of this formal description. For an implementation, it is recommended to search the web for a more recent description. If this is the case, please update the above description.