now I've changed uri in both files /etc/ldap.conf and /etc/openldap/ldap.conf :
uri ldap://srv-ds-38.meyclub.net
and its working just like before here are logs :
[07/May/2013:11:20:58 +0200] conn=200 fd=69 slot=69 connection from 192.168.1.103 to 192.168.1.112
[07/May/2013:11:20:58 +0200] conn=200 op=0 EXT oid="1.3.6.1.4.1.1466.20037" name="startTLS"
[07/May/2013:11:20:58 +0200] conn=200 op=0 RESULT err=0 tag=120 nentries=0 etime=0
[07/May/2013:11:20:58 +0200] conn=200 SSL 256-bit AES
[07/May/2013:11:20:58 +0200] conn=200 op=1 BIND dn="" method=128 version=3
[07/May/2013:11:20:58 +0200] conn=200 op=1 RESULT err=0 tag=97 nentries=0 etime=0 dn=""
[07/May/2013:11:20:58 +0200] conn=200 op=2 SRCH base="dc=meyclub,dc=net" scope=2 filter="(&(objectClass=posixAccount)(uid=user1))" attrs="uid userPassword uidNumber gidNumber cn homeDirectory loginShell gecos description objectClass"
[07/May/2013:11:20:58 +0200] conn=200 op=2 RESULT err=0 tag=101 nentries=1 etime=0