Careful choice and placement of tree replicas can minimize replication traffic on the network.
Make sure that the replica containing the User object is on the server nearest the user.
Do not create more partition replicas than you need. The more replicas, the more traffic required to synchronize them all.
For more information about optimizing Novell eDirectory™, see Designing the eDirectory Tree
or Managing Partitions and Replicas
in the Novell eDirectory 8.8 Administration Guide.