Data Grid Plane Network Grid Plane Dynamic Optical Network Lambda OGSI-ification Network Resource Service Data Transfer Service Generic Data-Intensive Services Middleware DWDM-RAM CONCEPT for Data-intensive Applications Figure 1

DWDM-RAM Generalized Architecture Data Transmission Plane L3 router Data storage switch Data 1 n 1 n Path Data Applications Dynamic Lambda Resources Dynamic Optical Network Data Transfer Service Network Resource Service Network Resource Grid Service External Grid Services Information Service Application Middleware Layer Resource Middleware Layer Resource Layer Replica Service Work Flow Service Data Handler Services Storage Resource Service Processing Resource Service Other Resources Figure 2

Data 1 n 1 n Data-Intensive Applications Dynamic Lambda Grid Service ODIN Dynamic Optical Network OMNInet Data Transfer Service Basic Network Resource Service Network Resource Scheduler Network Resource Service Data Handler Services Information Service Application Middleware Layer Resource Middleware Layer Network Resource Layer  OGSI-ification API NRS Grid Service API DTS API DWDM-RAM Architecture Figure 3

DWDM-RAM vs Layered Grid Architecture Application Fabric “Controlling things locally”: Access to, & control of, resources Connectivity “Talking to things”: communication (Internet protocols) & security Resource “Sharing single resources”: negotiating access, controlling use Collective “Coordinating multiple resources”: ubiquitous infrastructure services, app-specific distributed services Internet Transport Application Link Internet Protocol Architecture Data Transfer Service Network Resource Service Dynamic Lambda Control DWDM-RAMLayered Grid Architecture ’s Application Figure 4