-----------------------------------
os: CentOS release 6.7 (Final)
arch: x86_64
netxms: netxms-2.0-RC2
openldap: 2.4.40-6.el6_7
-----------------------------------

Ldap server:
-----------------------------------
MS AD
ldap policy: Show Values

Policy                          Current(New)

MaxPoolThreads        4
MaxDatagramRecv    4096
MaxReceiveBuffer      10485760
InitRecvTimeout        120
MaxConnections        5000
MaxConnIdleTime      900
MaxPageSize            20000
MaxQueryDuration    120
MaxTempTableSize    10000
MaxResultSetSize      262144
MinResultSets                0
MaxResultSetsPerConn    0
MaxNotificationPerConn  5
MaxValRange                25000
ThreadMemoryLimit        0
SystemMemoryLimitPercent 0
-----------------------------------

-----------------------------------
netxmsd: debug 4
netxmsd: ldapsync

returns:
[DEBUG] LDAPConnection::initLDAP(): Connecting to LDAP server
[DEBUG] LDAPConnection::syncUsers(): LDAP could not get search results. Error code: Operations error
[DEBUG] LDAPConnection::closeLDAPConnection(): Disconnect form LDAP server
-----------------------------------

Query using command line ldapsearch works on server running netxmsd.

TcpDump shows:
-----------------------------------

1. bind was successful
2. search filter works and was applied correctly
3. search results were returned
   -----------------------------------

tried:

• TLS (on/off) same results
• removal of all special characters on all places (password/bind user/ldap path)
• filter on/off
• ...
   

thank you for your help,

Br, Ales