Technically, you can. You need to create the host, organization, and route for the other host. From CSPM, you need to also have the UNIX Director created in the Network Topology as a Post Office host. Look in the current documentation at http://www.cisco.com/univercd/cc/td/doc/product/ismg/policy/ver23i/idsguide/ch04.htm to see how to configure this.
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