[Samba] Net groupmap fails

[Tom Skeren]

Samba 3.0.6 installed.
Net join ads worked perfectly.
Net groupmap add fails as follows:

lildude# net groupmap add unixgroup=admin ntgroup=Administrators
[2004/08/26 09:28:19, 0] param/loadparm.c:map_parameter(2449)
  Unknown parameter encountered: "default_keytab_name"
[2004/08/26 09:28:19, 0] param/loadparm.c:lp_do_parameter(3139)
  Ignoring unknown parameter "default_keytab_name"
No rid or sid specified, choosing algorithmic mapping
[2004/08/26 09:28:19, 0] lib/smbldap.c:smbldap_connect_system(796)
  failed to bind to server with dn=  Error: Can't contact LDAP server
        (unknown)
[2004/08/26 09:28:35, 0] passdb/pdb_ldap.c:ldapsam_search_one_group(1873)
  ldapsam_search_one_group: Problem during the LDAP search: LDAP error: (unknown) (Timed out)
[2004/08/26 09:28:51, 0] passdb/pdb_ldap.c:ldapsam_search_one_group(1873)
  ldapsam_search_one_group: Problem during the LDAP search: LDAP error: (unknown) (Timed out)
[2004/08/26 09:29:07, 0] passdb/pdb_ldap.c:ldapsam_search_one_group(1873)
  ldapsam_search_one_group: Problem during the LDAP search: LDAP error: (unknown) (Timed out)
[2004/08/26 09:29:23, 0] passdb/pdb_ldap.c:ldapsam_search_one_group(1873)
  ldapsam_search_one_group: Problem during the LDAP search: LDAP error: (unknown) (Timed out)
^C
lildude#

Any pointers would be most appreciated.

Thanks
TMS III