---
name: "mopchk"
section: "1"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["linux", "openbsd"]
url: "https://new.carta.tech/mopchk"
---

# mopchk(1)

MOP check utility

## NAME

**mopchk** – MOP check utility

## SYNOPSIS

**mopchk** \[**-av**\] \[*file ...*\]

## DESCRIPTION

**mopchk** shows information about which devices are known, version of mopd suite or information about a MOP-image.

If *file* is given, information about the MOP-image is read from the header of the file.

The options are as follows:

- **-a**

  Show all the Ethernets attached to the system.

- **-v**

  Show version of **mopchk**.

## SEE ALSO

[mopa.out(1)](/mopa.out/1.md), [mopprobe(1)](/mopprobe/1.md), [moptrace(1)](/moptrace/1.md), [mopd(8)](/mopd/8.md)

## AUTHORS

Mats O Jansson ⟨*moj@stacken.kth.se*⟩

## BUGS

In some implementations the same interface can occur more than once.