Following is a terminal session showing you how to use ntdsutil.exe to change the LDAP search parameters on your domain controller. You need only change these settings on the domain controller being used for Identity Manager synchronization for the duration of the migration. Write down the current configuration values and run ntdsutil.exe after migration completes to restore the original values. ntdsutil.exe can be run on any member server.
At a command prompt, type ntdsutil.
Type LDAP Policies, then press Enter.
Type Connections, then press Enter.
Type Connect to domain domain_name, then press Enter.
Type Connect to server server_name, then press Enter.
Type Quit, then press Enter.
Type Show Values, then press Enter.
C:\>ntdsutil ntdsutil: LDAP Policies ldap policy: Connections server connections: Connect to domain raptor Binding to \\raptor1.raptor.lab ... Connected to \\raptor1.raptor.lab using credentials of locally logged on user. server connections: Connect to server raptor1 Disconnecting from \\raptor1.raptor.lab... Binding to raptor1 ... Connected to raptor1 using credentials of locally logged on user. server connections: Quit ldap policy: Show Values Policy Current(New) MaxPoolThreads 4 MaxDatagramRecv 4096 MaxReceiveBuffer 10485760 InitRecvTimeout 120 MaxConnections 5000 MaxConnIdleTime 900 MaxPageSize 1000 MaxQueryDuration 120 MaxTempTableSize 10000 MaxResultSetSize 262144 MaxNotificationPerConn 5 MaxValRange 1500 ldap policy: set MaxQueryDuration to 1200 ldap policy: set MaxResultSetSize to 6000000 ldap policy: Commit Changes ldap policy: Quit ntdsutil: Quit Disconnecting from raptor1... C:\>