In an environment that comprises a facsimile server and a plurality of document transport modules, implementing a document queue; placing documents received at the facsimile server in the document queue; allocating document flows based on a resource utilization of the facsimile server to create a set of allocated document flows, each document flow in set of allocated document flows associated with at least one document transport module from the plurality of document transport modules; retrieving a document from the document queue using a document and providing the document to a document transport module associated with the document flow; and signaling the document transport module to send the document. The document transport module is responsive to the signal to route the document to target selected from a plurality of targets, the plurality of targets including a plurality of transports.