1. A method, comprising: establishing software defined network (SDN) awareness for a data replication application, wherein the establishing comprises creating each of a plurality of source filers, assigning an Internet Protocol (IP) address to each source filer, creating one or more replication relationships for each source filer and publishing a replication policy for each source filer; establishing data replication awareness for a SDN controller; managing a plurality of logical networks in a wide area network (WAN) between each of the plurality of source filers and each of a plurality of destination filers for each of a plurality of data types by the SDN controller having data replication awareness, wherein each logical network is associated with a corresponding replication policy for a corresponding source filer and is connected to the corresponding source filer through a logical interface; and transmitting replication data between each of the plurality of source filers and each of the plurality of destination filers using each of the plurality of logical networks.