NFS/NIS command. Build and install an NIS database on an NIS server. ypinit can be used to set up a master server, slave server, or slave copier. Only a privileged user can run ypinit.
Indicate that the local host is to be the NIS master server.
Set up a slave server database. master_name should be the hostname of an NIS server, either the master server for all the maps, or a server on which the database is up to date and stable.