January 25, 2008 YPPOLL 8

### NAME

yppoll - ask version of NIS map from NIS server

### SYNOPSIS

yppoll [-T] [-h host] [-d domain] mapname

### DESCRIPTION

yppoll asks a NIS server process for the order number and which host is the master server for mapname.

The options are as follows:

-T
  Use TCP protocol instead of UDP for request if -h option is present.

-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
  Use the NIS domain domain instead of the default domain as returned by domainname(1).

### SEE ALSO

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

### AUTHORS

Theo de Raadt and John Brezak