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Cisco ASR 9000 Platform Architechure
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1 asr9 k platform architecture
- 1. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external no softcopy)lwigley Viking 81 Lane Wigley (lwigley@cisco.com) Service Provider Group Technical Marketing Engineering ASR 9000 Quick Start Platform Architecture
- 2. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 82 ASR 9000 Introduction Ethernet Optimized Aggregation Routers 6 and 10 slot chassis 40 & 80 Gbps line cards Path to 400 Gbps LCs w/o forklift Highly Available Hardware IOS XR Operating System
- 3. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 83 Platform Architecture Agenda Chassis Route Switch Processor Line Cards Switch Fabric
- 4. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 84 ASR 9000 - 10 Slot Chassis 1/2 Rack 8 Line Cards Power Power Power Power Power Power Fans Fans Fabric Fabric Fabric RSP0 RSP1 8xTenGE (4:3 Oversub) 4xTenGE 40xGE SIP-700 8xTenGE 16xTenGE (4:3 Oversub) Line Cards 20xGE + 2xTenGE Fabric
- 5. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 85 ASR 9000 - 6 Slot Chassis 1/4 Rack 4 Line Cards Power Power Power Fans Fabric Fabric Fabric Fabric RSP0 RSP1 Line Cards Line Cards Line Cards Line Cards Fans Rear view showing exhaust and AC power connections
- 6. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 86 ASR 9010 Power and Cooling Power Power Power Power Power Power Fans Fans Fabric Fabric Fabric Fabric RSP0 RSP1 8xTenGE (Oversub) 4xTenGE 40xGE 20G SIP-700 20xGE + 2xTenGE 8xTenGE Line Rate Line Cards Future LCs 2.1 kW 2.1 kW 3 kW DC Supplies AC Supplies A B A B 3 kW A B Fans unique to chassis Variable speed for: Ambient temperature variation Redundancy 6 & 10 slot use same power supplies Any supply can power any card Power draw shared evenly Plan for both power feed and PS redundancy 1.5kW DC supply also available Allows reduced breaker rating AC is 220V Single Phase Power & Fans will support 400G cards ASR 9010 ASR 9010 Fan Tray Power Supply
- 7. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 87 ASR 9006 Power and Cooling 2.1 kW 2.1 kW 3 kW DC Supplies AC Supplies A B A B 3 kW A B Power Power Power Fans Fabric Fabric Fabric Fabric RSP0 RSP1 Line Cards Line Cards Line Cards Line Cards Fans ASR 9006 Fans unique to chassis Variable speed for: Ambient temperature variation Redundancy Modular Power Architecture (9006 & 9010) Number of Power Supplies based on Number of line cards Type of line cards Power redundancy requirements Base system is ~1500W 40G LCs are max 375W 80G Line Rate LC is max 765W Tools available for power planning ASR 9006 Fan Tray Power Supply
- 8. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 88 Path to 400 Gbps Infrastructure designed to support 400 Gbps Chassis 400G Ready Power Supplies 400G Ready Cooling 400G Ready Fabric RSP3 required 40/80G Line Cards Work in 400G System
- 9. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 89 Route Switch Processor Dual core PowerPC CPU w/ 4GB memory RP is logically separate from fabric but physically on same board Main Memory 4 GB Fabric 0 Fabric 1 Fabric 0 Fabric 1 RSP1 Mgmt Eth Mgmt Eth Console Aux Flash Hard Drive Flash Flash NVRAM Fabric Interface ASIC Control Ethernet Switch RSP0 Performs control plane functions Routing Creating forwarding tables Network management
- 10. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 90 ASR 9000 Line Card Architecture
- 11. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 91 Line Card Architecture - Big Picture High Level Packet Flow Network Processors perform lookups and features on Ingress and Egress Fabric Interface ASIC Network Processor 0PHY NP2PHY NP3PHY B R I D G ENP1PHY B R I D G E Fabric 0 Fabric 1 Fabric 0 Fabric 1 RSP0 RSP1Fabric Interface ASIC NP0PHY NP2PHY NP3PHY B R I D G ENP1PHY B R I D G E All traffic passes through switch fabric Ingress CEF, ACL, QoS, & Stats Egress CEF, ACL, QoS, & Stats
- 12. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 92 40G Line Card Family FIA NP0PHY 3 NP2PHY 1 NP3PHY 0 NP1PHY 2 FIA NP0 PHY 3 NP2 NP3 NP1 PHY 7 PHY 2 PHY 6 PHY 1 PHY 5 PHY 0 PHY 4 FIA NP0 NP2 NP3 NP1 FIA NP0PHY NP2 NP3 NP1PHY Oversubscribed 8xTenGE 4xTenGE 2xTenGE + 20xGE 40xGE
- 13. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 93 80G Line Rate & 160G OS Line Cards Fabric Interface ASICPHY PHY PHY PHY PHY PHY PHY Fabric Interface ASIC NP2 NP1 NP0 NP6 NP5 NP4 NP7 NP3PHY Line Rate 8xTenGE Fabric Interface ASIC Fabric Interface ASIC NP2 NP1 NP0 NP6 NP5 NP4 NP7 NP3 Oversubscribed 16xTenGE PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY PHY
- 14. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 94 20G SPA Carrier High Touch Line Card FIA NP Egress NP Ingress New High Touch NP for additional feature capabilities NPs mapped to Ingress & Egress (vs. per port) SPA SPA SPA SPA SPA Mgr SPA Mgr 20G SPA Carrier (XR 4.0)
- 15. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 95 Line Card Scale Options Line Card High Medium Low 40xGE All SW All SW 3.9 4xTenGE All SW All SW 3.9 8xTenGE Oversubscribed All SW All SW 3.9 2xTenGE+20xGE 3.9 3.9 Future 8xTenGE Line Rate 3.9 Future 3.9 16xTenGE Oversubscribed Future 3.9.1 Future 20G SPA Carrier Future Software support for line cards 3 options for line card scalability High (-E), Medium (-B), & Low (-L) Queue Cards Different LC hardware not sw license High queue cards have additional memory Details in QoS Architecture presentation Low Medium High
- 16. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 96 Line Card Family Photo 8xTenGE4xTenGE 2xTenGE + 20xGE 40xGE 16xTenGE
- 17. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 97 Optics TenGE XFP Optics LR, ZR, & ER GE - SFP Optics T, S, L, & Z Standard, CWDM, & DWDM XFPs/SFPs available
- 18. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 98 ASR 9000 Switch Fabric
- 19. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 99 Switch Fabric Data Plane NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA FIA FIA RP0 RP1 NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA FIARP0 RP1 RSP0 SFA0 SFA1 RSP1 SFA0 SFA1 LCs & RPs have Fabric Interface ASICs (FIA) 80G Line Rate Cards have 2 FIAs 2 Fabric planes x 2 SFAs per plane = 4 SFAs 4 x 23 = 92 Gbps in/out per FIA Switch Fabric ASIC provides crossbar 23 Gbps data path FIA FIA FIA SFA NP NP NP NP PHY PHY PHY PHY Ingress Egress (same card as left side) FIA FIA FIA FIA
- 20. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 100 Switch Fabric Control Plane NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA FIA FIA RP0 RP1 NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA FIA FIARP0 RP1 RSP0 Arbiter RSP1 Arbiter NPPHY NPPHY NPPHY NPPHY NP NP NP NP PHY PHY PHY PHY SFA0 SFA1 SFA0 SFA1 Each fabric plane has 1 Arbiter Arbiter fairly allocates fabric Bandwidth to and from each NP Arbiter FIA FIA FIA FIA
- 21. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 101 FIA NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA FIA FIA RP0 FIA RP1 FIA NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA FIA FIARP0 FIARP1 RSP0 Arbiter RSP1 Arbiter NPPHY NPPHY NPPHY NPPHY NP NP NP NP PHY PHY PHY PHY SFA0 SFA1 SFA0 SFA1 Data plane provides Active/Active redundancy Control Plane provides Active/Standby redundancy Both Arbiters work in parallel both answer all requests FIAs follow active Arbiter FIAs switch to backup if needed Both planes and all 4 SFAs are used under normal operation All available paths are used under failure conditions SFA Arbiter Arbiter SFA SFA SFA Switch Fabric Redundancy
- 22. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 102 Switch Fabric Multicast NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA NP PHY NP PHY NP PHY NP PHY FIA FIA FIA RP0 RP1 NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA NPPHY NPPHY NPPHY NPPHY FIA FIA FIARP0 RP1 RSP0 Arbiter RSP1 Arbiter NPPHY NPPHY NPPHY NPPHY NP NP NP NP PHY PHY PHY PHY SFA0 SFA1 SFA0 SFA1 Fabric supports multicast replication Multicast packets queued and scheduled separately Additional replication performed by egress LC (FIAs & NPs) Fabric Group IDs (FGIDs) are programmed into fabric by control plane FGIDs provide a set of egress NPs for each multicast group FIA FIA FIA FIA
- 23. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 103 ASR 9000 Platform Strengths Optimized Aggregation Routers Best in Class Infrastructure 400G LC Ready Flexible Forwarding Architecture Advanced Switch Fabric Flexible Optics options
- 24. © 2009 Cisco Systems, Inc. All rights reserved. Cisco Confidential (NDA Required for external )lwigley Viking 104