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An NP-Based Router for the Open Network Lab Hardware

An NP-Based Router for the Open Network Lab Hardware. John DeHart. Hardware. Promentum™ ATCA-7010 (NP Blade): Two Intel IXP2850 NPs 1.4 GHz Core 700 MHz Xscale Each NPU has: 3x256MB RDRAM, 533 MHz 3 Channels Address space is striped across all three. 4 QDR II SRAM Channels

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An NP-Based Router for the Open Network Lab Hardware

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  1. An NP-Based Router for the Open Network LabHardware John DeHart

  2. Hardware • Promentum™ ATCA-7010 (NP Blade): • Two Intel IXP2850 NPs • 1.4 GHz Core • 700 MHz Xscale • Each NPU has: • 3x256MB RDRAM, 533 MHz • 3 Channels • Address space is striped across all three. • 4 QDR II SRAM Channels • Channels 1, 2 and 3 populated with 8MB each running at 200 MHz • 16KB of Scratch Memory • 16 Microengines • Instruction Store: 8K 40-bit wide instructions • Local Memory: 640 32-bit words • TCAM: Network Search Engine (NSE) on SRAM channel 0 • Each NPU has a separate LA-1 Interface • Part Number: IDT75K72234 • 18Mb TCAM • Rear Transition Module (RTM) • Connects via ATCA Zone 3 • 10 1GE Physical Interfaces • Supports Fiber or Copper interfaces using SFP modules.

  3. Hardware ATCA Chassis NP Blade RTM

  4. NP Blades

  5. ONL Router Architecture / 5x1Gb/s NPUA / 5x1Gb/s SPI • Each NPU is one 5-port Router • ONL Chassis has no switch Blade • 1Gb/s Links on RTM connect to external ONL switch(es) NPUB RTM 7010 Blade

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