---
oid: "1.3.6.1.4.1.637.54.1.25.2.1.4.1.4"
asn1-notation: "{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 637 ltt(54) tsdim(1) opticsimEthMib(25) opticsimEthNEMib(2) opticsimEthNEMibObject(1) opticsIMifMauExtTable(4) opticsIMifMauExtEntry(1) opticsIMifMauExtOpticalChannelSpacing(4)}"
description: "opticsIMifMauExtOpticalChannelSpacing OBJECT-TYPE "
last-modified: "2026-06-02"
tags: [oid-repository]
---

## OID: `1.3.6.1.4.1.637.54.1.25.2.1.4.1.4` (last updated: 2026-06-02)

```asn1
{iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 637 ltt(54) tsdim(1) opticsimEthMib(25) opticsimEthNEMib(2) opticsimEthNEMibObject(1) opticsIMifMauExtTable(4) opticsIMifMauExtEntry(1) opticsIMifMauExtOpticalChannelSpacing(4)}
```

### Description

```asn1
opticsIMifMauExtOpticalChannelSpacing OBJECT-TYPE 
SYNTAX Integer32 
MAX-ACCESS read-only 
STATUS current 
DESCRIPTION 
"This object reports channel spacing (in nm) for colored optical channels 
carrying Ethernet interface"

**Classification**: MIB object for network management

### Child OIDs

No child OID

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[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.