Red Hat 8.1 - Manual (Page 194)

-V 2
LDAPv3 is the default. An LDAPv3 operation
cannot be performed against a Directory Server
that only supports LDAPv2.
-Y Specifies the proxy DN to use for the modify
operation. This argument is provided for testing
purposes. For more information about proxied
authorization, see the "Managing Access Control"
chapter in the Directory Server Administrator's
Guide.
6.6. ldapdelete
ldapdelete performs delete operations on directory entries via LDAP.
Syntax
Commonly-Used ldapdelete Options
SSL Options
SASL Options
Additional ldapdelete Options
Syntax
ldapdelete [ optional_options ]
Commonly-Used ldapdelete Options
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Chapter 6. Command-Line Utilities