Return version and master server of a nis map
yppoll [ -h host ] [ -d domain ] mapname
yppoll
-h host
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).
-d domain
Specify a domain other than the default domain as returned by domainname(1).
domainname(8), ypbind(8), ypcat(8), ypmatch(1), ypserv(8), yset(8), ypwhich(1)
yppoll is part of the yp-tools package, which was written by Thorsten Kukuk <[email protected]>.