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Cisco Expo 2010

Cisco ASR 9000

­ SE, [email protected]

ASR 9000

40xGE, 20xGE+2x10GE, 4x10GE, 8x10GE, 16x10GE

10- (8 LC + 2 RSP) 6- (4 LC + 2 RSP) 400 / AC DC

Active/Active Switch Fabric

Control Plane Redundancy

2

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

ASR 9000

:

400 /c backplane 180/c 40G/80G 10 : 8 + 2 RSP

½ : 444.5 x 798.8 x 933.5

Carrier-class

AC & DC

Green

6 : 4 + 2 RSP

¼ : 444.5 x 798.8 x 444.5

Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved.

3

ASR 9000

IOS XR LC

MAC

MAC

NPU NPU NPU CPU NPU NPU FIC NPU NPU NPU

FIC

CPU

BITS/DTI

MAC MAC

CPU FIC BITS/DTI

Control Plane Data Plane

FIC

MAC

NPU NPU FIC

MAC

NPU CPU NPU MAC NPU NPU FIC NPU NPU

MAC

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

4

ASR 9006 ASR 9010

-

RSP (0-1)

(0-3) (0-3, 4-7)

RSP (0-1)

3

Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved.

6

5

ASR9000: RSP

Route/Switch Processor · Route Processor

· : 4GB

· : 40G HDD · : Active/Active ·

/AUX 2x 10/100/1000 Ethernet Compact Flash USB BITS/DTI

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

6

ASR9000: RSP

BITS 4GB MEM Clock Time FPGA Timing Domain

HDD CF card Mgt Eth Mgt Eth Console Aux CPU Ether Switch

EOBC/ Control Plane GE

4G CF

Punt FPGA

Fabric Interface

Arbitration

Arbitration

I/O FPGA Alarm

Crossbar Fabric ASIC

NVRAM Front Panel

Presentation_ID

Boot Flash CPU Complex

Crossbar Fabric ASIC

Fabric Interface

7

© 2010 Cisco and/or its affiliates. All rights reserved.

ASR9000:

RP

RSP

RSP 23Gbps 8x23Gbps = RSP, 4x23Gbps=92Gbps RSP

Fabric Interface and VOQ

Crossbar Fabric ASIC Crossbar Fabric ASIC

Arbitration Fabric Interface and VOQ

RSP0

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration

ASIC 40G LC

Fabric Interface and VOQ

4x23Gbps =92Gbps RSP, 2x23Gbps=46Gbps RSP

2 ASIC 80G LC

RSP1

Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved.

8

ASR9000: GE/10GE

A9K-8T/4-E

1. 120 /c 2.

-4x10GE, 8x10GE, 40xGE, 2x10GE+20GE, 16x10GE

8 port Ten Gig

Extended memory option 40Gig line rate network processor

3. Carrier Ethernet/Transport 4. , 5. : ,

(NP) ->

A9K-8T/4-E

A9K-4T-B

A9K-40GE-B

Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved.

10

ASR9000: 4x10GE

Example: A9K-4T-B

2GB flash 2GB memory

30Gbps,29Mpps uni-directional per NPU

XFP 3 10GE PHY

15Gbps CPU 30Gbps

Crossbar Fabric ASIC Crossbar Fabric ASIC

NPU 0

XFP 2

10GE PHY

Bridge FPGA 0 NPU 1

30Gbps 60Gbps

Arbitration

RSP0

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration

GigE EOBC

XFP 1 10GE PHY

Fabric Interface

NPU 2 Bridge FPGA 1 4x23Gbps fabric bandwidth

XFP 0

10GE PHY

NPU 3 30Gbps

Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved.

Network Clocking

RSP1 via backplane

11

ASR9000: 8x10GE (2:1)

Example: A9K-8T/4-B over-subscribed

2GB flash

~1.5:1

2GB memory

30Gbps,29Mpps uni-directional per NPU

XFP 3 XFP 7 10GE PHY

15Gbps CPU 30Gbps

Crossbar Fabric ASIC Crossbar Fabric ASIC

NPU 0

10GE PHY

XFP 2 XFP 6

10GE PHY

Bridge FPGA 0 NPU 1

30Gbps 60Gbps

Arbitration

10GE PHY

RSP0

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration

GigE EOBC

XFP 1 XFP 5 10GE PHY

Fabric Interface

NPU 2

10GE PHY

Bridge FPGA 1

XFP 0 XFP 4 10GE PHY

4x23Gbps fabric bandwidth

NPU 3

10GE PHY

30Gbps

© 2010 Cisco and/or its affiliates. All rights reserved.

Network Clocking

RSP1 via backplane

12

Presentation_ID

L3 Control Plane Overview

LDP

RSVP-TE

BGP Static ISIS

OSPF EIGRP

LSD

RIB

RP

ARP

FIB

SW FIB

Adjacency

LC NPU

AIB

LC CPU

Presentation_ID © 2010 Cisco and/or its affiliates. All rights reserved.

AIB: Adjacency Information Base RIB: Routing Information Base FIB: Forwarding Information Base LSD: Label Switch Database

13

Packet Punt Path

Normal Path LC CPU Punt Path

SFP/XFP Optics

NPU

Bridge FPGA

FAB IF

RP CPU

Backplane

SF Cruz

FAB IF

Punt FPGA

SF

Punted to RSP if FPOE says so

SFP/XFP Optics

NPU

Bridge FPGA

FAB IF

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

14

ASR9000:

lookup NPU NPU ( SFP: switch fabric port)

2

Crossbar Fabric ASIC

1

NPU 0

3

Bridge FPGA 0 NPU 1

Crossbar Fabric ASIC

Arbitration

4

Fabric Interface NPU 2 Bridge FPGA 1 NPU 3

5

RSP0

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration

RSP1

© 2010 Cisco and/or its affiliates. All rights reserved.

Presentation_ID

15

ASR9000:

1:

RSP0

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration Fabric Interface and VOQ

5:

2:

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration

Fabric Interface and VOQ

3:

4:

RSP1

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

16

ASR9000:

Lookup NPU ( packet rewrite information)

4

Crossbar Fabric ASIC

5

NPU 0

3

Bridge FPGA 0

Crossbar Fabric ASIC

1 2

Fabric Interface

Arbitration

NPU 1

RSP0

Crossbar Fabric ASIC Crossbar Fabric ASIC Arbitration

NPU 2 Bridge FPGA 1 NPU 3

RSP1

© 2010 Cisco and/or its affiliates. All rights reserved.

Presentation_ID

17

ASR 9000: QoS

3 2

QoS

4 , , ,

L2/Ethernet, L3/IPv4/6, MPLS

QoS

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

18

ASR9000 QoS:

Ethernet :

: 32k : 64k

:

4x 128k 256k

:

8x 40G : 32 1M 2M

80G 2 : 6M

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

19

ASR 9000 QoS:

VoQ

QoS

B ­ Bridge FPGA T ­ Trident NPU

Slot 2/T0

Backpressure Fabric Interface

DRR

1

3

T0

Slot 2/T1

1

T0

DRR

B0

T1

B0 B1

2

T1 T2 T3

Fabric Interface

Fabric Interface

2

T2 T3

3

B1

LC1

Switch Fabric LC2

P1 P2 BE

...

Presentation_ID

P1 P2 BE

© 2010 Cisco and/or its affiliates. All rights reserved.

P1 P2 BE

HP LP

P1 P2 BE

...

20

ASR 9000: · · Control Plane

MAC NPU NPU MAC

NPU MAC NPU NPU CPU FIC CPU BITS/DTI

· 180 /

· LC 120 / · QoS

FIC NPU NPU

CPU

FIC

BITS/DTI

MAC NPU FIC

NPU MAC NPU FIC NPU MAC MAC NPU CPU NPU NPU FIC NPU MAC NPU

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

21

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

22

,

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

23

Presentation_ID

© 2010 Cisco and/or its affiliates. All rights reserved.

24

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