-D: binddn
Use the Distinguished Name binddn to bind to the LDAP directory.
-z sizelimit
retrieve at most sizelimit entries for a search. A sizelimit of
0 (zero) or none means no limit. A sizelimit of max means the
maximum integer allowable by the protocol. A server may impose
a maximal sizelimit which only the root user may override.
-W: Prompt for simple authentication. This is used instead of spec-
ifying the password on the command line.