Provided by: nis_3.17.1-3build1_amd64
ypwhich - return name of NIS server or map master
ypwhich [ -d domain ] [ -Vn ] [ hostname ] ypwhich [ -d domain ] [ -t ] -m [ mname ] ypwhich -x
ypwhich returns the name of the NIS server that supplies the NIS services to a NIS client, or which is the master for a map. If invoked without arguments, it gives the NIS server for the local machine. If hostname is specified, that machine is queried to find out which NIS master it is using.
-d domain Specify a domain other than the default domain. -t This option inhibits map nickname translation. -m mname Find the master NIS server for a map. No hostname can be specified with the -m option. mname can be a mapname or nickname for a map. If mname is omitted, ypwhich will produce a list of available maps. -x Display the map nickname translation table. -Vn Version of ypbind(8), V2 is default.
/var/yp/nicknames map nickname translation table.
ypwhich is part of the yp-tools package, which was written by Thorsten Kukuk <firstname.lastname@example.org>.