Cisco ASR 9000 Architecture Overview BRKARC Christian Calixto, IP NGN Consulting Systems Engineer

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2 Cisco ASR 9000 Architecture Overview BRKARC-2003 Christian Calixto, IP NGN Consulting Systems Engineer

3 Agenda Hardware Overview Carrier Class, Scalable System Architecture Fabric architecture Line card architecture Packet flow, control plane and data plane Multicast packet flow and replication Internal system Qos nv Technology Overview Q&A Session with ASR9000 Business Unit 3

4 Cisco ASR 9000 Next-Gen Edge Routing Platform SP Edge + Data Center Edge Designed for Longevity Full HW portfolio Based on IOS-XR: true modular, fully distributed OS Full L2 and L3 feature set with high scale Advanced Video and Mobility DNA Data center internet and cloud gateway Next generation broadband Router (BNG) nv (network virtualization) for operational saving 4

5 ASR 9000 Chassis Overview 48 Tbps Same HW&SW architecture, identical features across different chassis type à one ASR 9000 family 7 Tbps 3.5 Tbps 240 Gbps ASR 9001 (Ironman) ASR 9006 ASR 9010 ASR 9922 (Megatron) Max Capacity (bi-directional) 120Gbps 440G/slot 440G/slot 1.2T/slot 880G/slot capable 880G/slot capable 2T/slot capable Size 2RU 10RU 21RU 44RU Air Flow Side to side Side to back Front to back Front to back FCS shipping Shipping Shipping Shipping 5

6 ASR 9010 and ASR 9006 Chassis System fan trays Line Card (0-3) RSP (0-1) (switch fabric) Integrated cable management with cover Side-to-back airflow Front-to-back airflow RSP (0-1) (switch fabric) Line Card (0-3, 4-7) System fan trays Air draw cable management V1 power shelf: 3 Modular V1 PS V2 power shelf: 4 Modular V2 PS 2 power shelves 6 or 8 PS 6

7 ASR 9001 Iron Man Chassis Sub-slot 0 with MPA Sub-slot 1 with MPA Redundant (AC or DC) Power Supplies Field Replaceable GPS, 1588 BITS Console, Aux, Management EOBC ports for nv Edge (2xSFP) Fixed 4x10G SFP+ ports Fan Tray Field Replaceable Supported MPA (Media Port Adaptor): 20xGE, 2/4x10GE, 1x40GE 7

8 ASR 9922 Megatron Chassis 48Tbps system 8+8 ACs or 11+1 DCs Front-to-back airflow 20x Line Cards (10 top, 10 bottom) Fan trays 4x (ASR-9922-FAN) 2 x RPs Height : 44 RU (AC & DC) Depth : (800mm) Width : (fits 19 rack) 4+1 Fabric Cards initially 6+1 Fabric Cards in future 2 x RPs 6+1 FCs 8

9 ASR 9006/9010 RSP (Route/Switch Processors ) RSP440 ASR 9922 RP is based on RSP440, but with separated fabric cards Processors RAM Intel x86 Jasper Forest 4 Core 2.27 GHz RSP440-TR: 6GB RSP440-SE: 12GB nv EOBC ports Yes, 2 x 1G/10G SFP+ Switch fabric bandwidth 440G/slot (with dual RSP) 9

10 ASR 9000 Ethernet Line Card Overview Second-gen LC (Typhoon) -TR, - SE A9K-24x10GE A9K-2x100GE A9K-MOD80 A9K-MOD160 MPAs 20x1GE 2x10GE 4x10GE 1x40GE 2x40GE A9K-36x10GE 10

11 New HW PID and Shipping Release Part Number Target Release ASR ASR 9000v ASR A9K-24x10GE-SE A9K-24x10GE-TR A9K-2x100GE-SE A9K-2x100GE-TR A9K-36x10GE-SE A9K-36x10GE-TR Part Number Target Release A9K-RSP440-SE A9K-RSP440-TR A9K-MOD80-SE A9K-MOD80-TR A9K-MOD160-SE A9K-MOD160-TR A9K-MPA-2x10GE A9K-MPA-4x10GE A9K-MPA-20x1GE A9K-MPA-1x40GE A9K-MPA-2x40GE All Line Cards are shipping today! 11

12 ASR 9000 SIP-700 and SPA 20Gbps, feature rich, high scale, low speed interfaces SPA support list: Strong QoS 128+K Queues, 128+K Policers H-QoS Color Policing Scalability Distributed control a plane; 20G; 4 Bays L3 i/f, route, session protocol scaled up MSE needs Powerful and Flexible QFP Processor Flexible ucode Architecture for Feature Richness SPA Support: ChOC- 12: T1 / T3, MLPPP, LFI, IC- SSO, MR- APS ChOC- 3/STM1 + ChOC- 12: DS0 / STM1 + ChOC- 48: DS3 / E3 / STM4 POS: OC3/STM1, OC- 12/STM4, OC- 48/STM16, OC- 192/STM64 Ch T1/E1, Ch T3/E3, CEoPs, ATM 12

13 ASR 9000 ISM (Integrated Service Module) CGN (carrier grade NAT): NAT44, DS-Lite NAT64(future) Feature Application Environmental CGv6 ASR 9000 ISM Capabilities NEBS / ETSI compliant CGv6: 20M translations, 1M translations/sec., ~15Gbps throughput / ISM 13

14 Agenda Hardware Overview Carrier Class, Scalable System Architecture Fabric architecture Line card architecture Packet flow, control plane and data plane Multicast packet flow and replication Internal system Qos nv Technology Overview Q&A Session with ASR9000 Business Unit 14

15 ASR 9000 System Architecture At-a-Glance Line Card RSP CPU CPU BITS/DTI FIC Switch Fabric 15

16 Agenda Hardware Overview Carrier Class, Scalable System Architecture Fabric architecture Line card architecture Packet flow, control plane and data plane Multicast packet flow and replication Internal system Qos nv Technology Overview 16

17 IOS-XR 2-Stage Forwarding Overview For high system scale 1 st Stage: Ingress LC look up 2 nd Stage: Egress LC look up 1 Typhoon 1 2 Switch Fabric ASIC Switch Fabric Switch Fabric Switch Fabric ASIC Ingress Egress 2 100G Ingress Egress 100G 100G 100G 100GE MAC/PHY 100GE MAC/PHY Uniform packet flow for simplicity and predictable performance 17

18 ASR 9000 Fully Distributed Control Plane LPTS (local packet transport service): control plane policing LC2 EOBC (1G internal switch) CPU Punt FPGA RP CPU LC1 Switch Fabric Switch Fabric 3x10G E 3x10G E 3x10G E 3x10G E 3x10G E 3x10G E 3x10G E 3x10G E Typhoo LPTS n Switch Fabric ASIC RP CPU: Routing, MPLS, Multicast, HSRP/VRRP, etc LC CPU: ARP, ICMP, BFD, Netflow, OAM, etc 18

19 L3 Control Plane Overview LDP RSVP-TE Static BGP ISIS OSPF EIGRP RP CPU LSD RIB RP Over internal EOBC Selective VRF download ARP AIB SW FIB FIB Adjacency LC U LC LC CPU AIB: Adjacency Information Base RIB: Routing Information Base FIB: Forwarding Information Base LSD: Label Switch Database 19

20 MAC Learning and Sync learn MAC address in hardware (around 4M pps) Hardware based MAC learning: ~4Mpps/ flood MAC notification (data plane) message to all other s in the system to sync up the MAC address system-wide. MAC notification and MAC sync are all done in hardware CPU Punt FPGA RP Switch Fabric Switch Fabric CPU LC1 CPU LC2 Switch Fabric ASIC Switch Fabric ASIC 20

21 Internal Multicast Replication Overview Fabric to LC Replication LC fabric to Replication to Replication to egress port Replication FGID Fabric Group ID MGID Multicast Group ID MFIB Multicast Forwarding Information Base Efficiency: replicate if required Line rate: for fully loaded chassis Simple and clean architecture Predictable performance MFIB Typhoo 4n 4 4 MGID 3 3 Switch Fabric ASIC MGID/ FPOE 2 FGID/ FPOE Switch 1 Fabric Switch Fabric MGID/ FPOE Switch Fabric ASIC 2 MGID 3 Ingress MFIB Egress 4 Ingress Egress 100GE MAC/PHY 100GE MAC/PHY Uniform packet flow for simplicity and predictable performance 21

22 Internal System QoS Overview End-to-End priority (P1,P2, 2xBest-effort) propagation Unicast VOQ and back pressure Unicast and Multicast separation Ingress side of LC Egress side of LC PHY PHY 1 CPU 2 Switch Fabric CPU 3 4 PHY PHY Ingress Port QoS VOQ per each virtual port in the entire system Up to 4K VOQs per 4 Egress Queues per each virtual port, aggregated rate per Egress Port QoS 22

23 Agenda Hardware Overview Carrier Class, Scalable System Architecture Fabric architecture Line card architecture Packet flow, control plane and data plane Multicast packet flow and replication Internal system Qos nv Technology Overview Q&A Session with ASR9000 Business Unit 23

24 ASR 9000 nv Technology Overview Before: nv Technology SP Services/ Content Third-Party Services/ Content After: nv Technology Individual device to manage Core Cisco Prime IP NGN One virtual system to manage Complex network protocols Feature inconsistent, inter-operability Edge Aggregation Access Residential Converged Business nv Edge nv Satellite nv No network protocols within virtual system, Remote satellite is plug-n-play, zero touch Single feature set, one release cycle Physical port limit Scale to 10 of 1000s physical ports 24

25 ASR 9000 nv Satellite Overview Plug-n-play, zero touch satellite access device Satellite access port Satellite Protocol ASR9K local port Satellite nv fabric links One ASR 9000 nv System Host Satellite and ASR 9000 Host run satellite protocol for auto-discovery, provisioning and management Satellite and Host could co-locate or in different location. There is no distance limit between satellite and Host The connection between satellite and host is called nv fabric link, which could be L1 or over L2 virtual circuit (future) Satellite access port has the same feature parity as ASR9K local port, it works/feels just as local port 25

26 Satellite Hardware: ASR 9000v Overview Power Feeds Redundant -48vDC Power Feeds Field Replaceable Fan Tray 1 RU ANSI & ETSI Compliant Redundant Fans ToD/PSS Output Single AC power feed Bits Out 44x10/100/1000 Mbps Pluggables 4x10G SFP+ Initially used as Fabric Ports ONLY (could be used as access port in the future) Full Line Rate Packet Processing and Traffic Management Copper and fiber SFP+ optics Copper and fiber SFP optics Power 210 auto Watts Max Speed/duplex Nominal Power 159 Watts negotiation Industrial Temp Rated -40C to +65C Operational Temperature -40C to +70C Storage Temperature BRKARC Cisco and/or its affiliates. All rights reserved. 26

27 Satellite Operation Initial Configuration Satellite Protocol Satellite 101 nv fabric links One ASR 9000 nv System Host nv satellite 101 ß define satellite type asr9000v ipv4 address interface TenGigE 0/2/0/2 ß configure satellite fabric port ipv4 point-to-point ipv4 unnumbered Loopback100 nv satellite-fabric-link satellite 101 remote-ports ß satellite to fabric port mapping GigabitEthernet 0/0/0-9 27

28 Summary Cisco ASR 9000: Next-gen SP+DC Edge Routing Carrier Class Scalable System Architecture IOS-XR true modular OS Superior Multicast replication Advanced internal system QoS And more Full HW portfolio: chassis, LC, port nv expand the system capacity and physical ports Fully distributed IOS-XR control plane IOS-XR 2-stage forwarding HW MAC learning, prefix independent fast convergence, and more 28 28

29 Q&A Carolina Dávila ASR9000 Product Manager Dennis Cai ASR9000 Technical Marketing Engineer 29

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