Santosh Kumar wrote: > ./ldapsearch -x -W -h 10.10.10.10 -b > "CN=testuser,OU=Users,OU=KeyPairIN,OU=KeyPair,DC=keypair,DC=internal" -S sub > Enter LDAP Password: *** > > ldap_sasl_bind(SIMPLE): Can't contact LDAP server (-1) This means the server is not reachable at TCP level. Make sure your AD is reachable on the IP address given with -h. Ciao, Michael.