---
oid: "1.3.6.1.2.1.10.39.1.1.1.1.8"
short-description: "sonetMediumLoopbackConfig OBJECT-TYPE"
last-modified: "2024-06-24"
parent-oid: "1.3.6.1.2.1.10.39.1.1.1.1"
---

## OID: `1.3.6.1.2.1.10.39.1.1.1.1.8`

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) mgmt(2) mib-2(1) transmission(10) sonetMIB(39) sonetObjects(1) sonetMedium(1) sonetMediumTable(1) sonetMediumEntry(1) sonetMediumLoopbackConfig(8)}
```

### Description

```asn1
sonetMediumLoopbackConfig OBJECT-TYPE
SYNTAX BITS {sonetNoLoop(0), sonetFacilityLoop(1), sonetTerminalLoop(2), sonetOtherLoop(3)}
MAX-ACCESS read-write
STATUS current
DESCRIPTION
"The current loopback state of the SONET/SDH interface. The values mean:
sonetNoLoop Not in the loopback state. A device that is not capable of performing a loopback on this interface shall always return this value.
sonetFacilityLoop
The received signal at this interface is looped back out through the corresponding transmitter in the return direction.
sonetTerminalLoop
The signal that is about to be transmitted is connected to the associated incoming receiver.
sonetOtherLoop
Loopbacks that are not defined here."
```

**Classification:** MIB object for network management

### Supplementary information

Automatically extracted from IETF [RFC 3592](https://www.rfc-editor.org/rfc/rfc3592.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.