The Linux Command 'ypcat'

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ypcat prints the values of all keys from the NIS database specified by mapname, which may be a map name or a map nickname.  

ypcat [ -kt ] [ -d domain ] [ -h hostname ] mapname
ypcat -x

Options for Using ypcat

-d domain

Specify a domain other than the default domain as returned by domainname(1).

-h hostname

Specify a hostname other than the default one as found by ypbind(8).

-k

Display map keys. This option is useful with maps in which the values are null or the key is not part of the value.

-t

This option inhibits map nickname translation.

-x

Display the map nickname translation table.