- oped to be optimal for the specific application at hand. Figures 5-41 through 5-46 illustrate the feature/cost profile addressed. The space shown depicts an increasing customer- and network-side capa- bility for the edge device, along with the cost range (from $2,500 to $40,000). Chapter 5 Table 5-5 Class Subclass Description Product Scope EPAD-100 EPAD-100/IPA Entry-level edge router with IP over ATM EPAD-100/IP0 Entry-level edge router with IP over link EPAD-100/0A Entry-level edge bridge over ATM EPAD-100/00 Entry-level edge bridge over link EPAD-200 EPAD-200/IPE Mid-level edge router with IP over WAN Ethernet EPAD-200/IPA Mid-level edge router with IP over ATM EPAD-200/IP0 Mid-level edge router with IP over link EPAD-200/0E Mid-level edge bridge over WAN Ethernet EPAD-200/0A Mid-level edge bridge over ATM EPAD-200/00 Mid-level edge bridge over link EPAD-300 EPAD-300/IPE Higher-level (optical) edge router with IP over WAN Ethernet EPAD-300/IPA Higher-level (optical) edge router with IP over ATM EPAD-300/IP0 Higher-level (optical) edge router with IP over link EPAD-300/0E Higher-level (optical) edge bridge over WAN Ethernet EPAD-300/0A Higher-level (optical) edge bridge over ATM EPAD-300/00 Higher-level (optical) edge bridge over link EPAD-400 EPAD-400/IPE High-end optical edge router with IP over WAN Ethernet EPAD-400/IP0 High-end optical edge router with IP over link EPAD-400/0E High-end optical edge bridge over WAN Ethernet EPAD-400/00 High-end optical edge bridge over link EPAD-500 EPAD-500/IPE High-end low-cost optical edge router with IP over WAN Ethernet EPAD-500/IP0 High-end low-cost optical edge router with IP over EPAD-500/0E High-end low-cost optical edge bridge over WAN Ethernet EPAD-500/00 High-end low-cost optical edge bridge over link Dense Wavelength Division Multiplexing (DWDM) Systems EPAD-100 Figure 5-33 EPAD-100. 8 Voice Lines on SONET EPAD-200 Figure 5-34 EPAD-200. 10/100E SONET Chapter 5 EPAD-300 Figure 5-35 EPAD-300. SONET Optical MM 10/100E Optical SM Optical CWDM EPAD-400 Figure 5-36 