---
oid: "1.3.6.1.4.1.2338.5.3.4.1.1"
short-description: "visdnLapdPrimaryChannel OBJECT-TYPE"
last-modified: "2019-01-24"
parent-oid: "1.3.6.1.4.1.2338.5.3.4.1"
---

## OID: `1.3.6.1.4.1.2338.5.3.4.1.1`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 2338 visdnMibObjects(5) visdnSignalingGroup(3) visdnLapdTable(4) visdnLapdEntry(1) visdnLapdPrimaryChannel(1)}
```

### Description

```asn1
visdnLapdPrimaryChannel OBJECT-TYPE
SYNTAX TruthValue
\-- ACCESS read-write
ACCESS read-only
STATUS mandatory
DESCRIPTION
"If set to true(1), this D channel is the designated
primary D channel if D channel backup is active.
There must be exactly one primary D channel
configured. If D channel backup is not used, this
object has a value of true(1)."
REFERENCE
"Q.931 [8], Annex F, D channel backup procedures."
```

**Classification:** MIB object for network management

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No child OID

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