---
oid: "1.3.6.1.4.1.930.3.17.2.15.1.3"
short-description: "cndot1dStpPortState OBJECT-TYPE"
last-modified: "2018-10-15"
parent-oid: "1.3.6.1.4.1.930.3.17.2.15.1"
---

## OID: `1.3.6.1.4.1.930.3.17.2.15.1.3`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 930 extensions(3) cndot1dBridge(17) cndot1dStp(2) cndot1dStpPortTable(15) cndot1dStpPortEntry(1) cndot1dStpPortState(3)}
```

### Description

```asn1
cndot1dStpPortState OBJECT-TYPE
SYNTAX INTEGER {
disabled(1),
blocking(2),
listening(3),
learning(4),
forwarding(5),
broken(6)
}
ACCESS read-only
STATUS mandatory
DESCRIPTION
"The port's current state as defined by
application of the Spanning Tree Protocol. This
state controls what action a port takes on
reception of a frame. If the bridge has detected
a port that is malfunctioning it will place that
port into the broken(6) state. For ports which
are disabled (see cndot1dStpPortEnable), this object
will have a value of disabled(1)."
REFERENCE
"IEEE 802.1D-1990: Section 4.5.5.2"
```

**Classification:** MIB object for network management

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