yppoll - return version and master server of a NIS map

yppoll is part of the yp-tools package, which was written by Thorsten Kukuk <kukuk@linux-nis.org>.

YP Tools 4.2.3                                     April 2010                                          yppoll(8)

yppoll queries ypserv(8) which host the NIS master server for a named map is and what the order number of
       this map is.

       yppoll - return version and master server of a NIS map

-hhost
              Ask  the  NIS  server  process  running  on  host  for  information about mapname.  If host is not
              specified, the server polled is the default server returned by ypwhich(1).

       -ddomain
              Specify a domain other than the default domain as returned by domainname(8).

domainname(8), ypbind(8), ypcat(8), ypmatch(1), ypserv(8), ypset(8), ypwhich(1)

yppoll [ -hhost ] [ -ddomain ] mapname