---
name: "yphelper"
section: "8"
platform: "linux"
package: "ypserv"
version: "4.2-2+b2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/yphelper"
---

# yphelper(8)

helper application for internal use

## NAME

yphelper - helper application for internal use

## DESCRIPTION

**yphelper** is a internal helper application for ypserv and should not be used by the normal user or system administrator.

## OPTIONS

- **-d** *domainname*

  Use *domainname* as default domain.

- **-h**

  Print the canonical hostname.

- **-i** *map*

  Return '0' if we are the NIS master of *map* or '1' if not.

- **-m** *master*

  Print the name of all NIS maps where *master* is the NIS master server.

- **-p** *passwdshadow*

  Merge the *passwd* and *shadow* files.

- **-g** *groupgshadow*

  Merge the *group* and *gshadow* files.

## AUTHOR

**yphelper** was written by Thorsten Kukuk \<kukuk@linux-nis.org\>.