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QFABRIC REINVENTING THE DATA CENTER NETWORK
15
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QFABRIC REINVENTING THE DATA CENTER NETWORK

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2 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

Client /Server silos

Dedicated Servers

Dedicated Storage

Layers of Complexity

Rig

id, l

egac

y m

od

el o

f I.T

.

Software Services

Virtualized Workloads

Shared Storage

Applications

Servers/Compute

Storage

NetworkNetwork

From To

Flexib

le, virtualized

mo

del

THE DATA CENTER HAS EVOLVED – BUT NOT THE NETWORK

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3 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

TRADITIONAL DATA CENTER NETWORK CHALLENGES

Data Center

EW

Ñ Ñ

Ñ

PerformanceSpanning Tree disables up to

50% of bandwidth, tiered networks not optimized for E-W traffic

ScaleRequires additional layers and

adds cost & complexity

Management SimplificationEvery device managed

separately, multiple networks

Traditional Networks: Inefficient, Complex, Costly to Manage

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3 Design Principles

Data Plane Rich edge, Simple coreEverything is one hop away

Control Plane Federated IntelligenceOnly way to scale with resilience

Management Plane

N=1Operational model ofa single switch

A Revolutionary New Switch

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5 COMPANY CONFIDENTIAL: DO NOT DISTRIBUTE OR COPY - Copyright © 2012 Juniper Networks, Inc.

Top of Rack End of Row

Fabric Extender

Simple EdgeRich Core

Single Switch model.

Rich Edge, Simple Core.

COMPARISON OF DATA CENTER NETWORK ARCHITECUTRES

Resiliency

Cable Simplification

Management Simplification

Performance

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6 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

QFABRIC EVOLVING THE SINGLE SWITCH MODEL

Chassis Switch

• Separate the I/O modules from the fabric and replace copper traces with fiber links.

• For redundancy addmultiple Interconnect devices.

• Federated Control and Intelligent Nodes

• One switch

Interconnect

Node

QFabric

Director

I/O Modules

Fabric

Route Engine

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7 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

QFABRIC (QFX3000-M)QFABRIC (QFX3000-G)

QFABRIC – 2 CONFIGURATIONS

Scale: 6,144 10GbE ports; 40G fabric

Performance: 5 microseconds

Target Markets: Cloud (IaaS, SaaS), Large Enterprise IT DC, HPC (Federal, Financial Services, Oil & Gas), Grid Compute

Scale: 768 10GbE ports; 40G fabric

Performance: 3 microseconds

Target Markets: Mid-Tier Enterprise IT DC, Satellite DC, Container / Space Constrained, HPC

New

Shipping since Sept 2011 Shipping in June 2012

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8 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

QFABRIC FAMILY COMPONENTS

QFX3000-G

QFabricDirector

QFabricInterconnect

QFX 3600-I

QFX 3100

QFabricNode QFX 3600

QFX 3500

QFX 3008-I

QFX 3100

QFX 3600

QFX 3500

SAME

SAME

QFX3000-M

NEW

NEW NEW

DIFFERENT

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9 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

40GE CONNECTIVITY TO QFABRIC

* In 2H2012 with a future software release

QFX3600

1 rack unit

Space optimized form factor

Available June 2012

List Price: $40,000

• 16 ports of 40GE (QSFP+ ports) or 64 10GbE ports

• QFabric Node for QFX3000-G and QFX3000-M

• Standalone 10GbE/40GbE ToR*

• Full L2 and L3 support

• Storage DCB and FCoE support

New

1 rack unit Space optimized form factor Available June 2012

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10 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

NEXUS 7K/2K “FEX” VS QFX3000-M

QFX3000-M

N7K and N2K FEX – Architecture

1 16

41

Non-BlockingL2 & L3

Non- Blocking L2

32

10G Links

40G Links

21

.. .. .. .. .. .. .. .. .. .. ..1

40G Fabric vs. 10G Fabric

74% fewer cables

63% less space

29% fewer devices

Full Layer 2 and Layer 3

FC-FCoE gateway

Seamless scaling beyond 768 ports (to QFX3000-G)

• Predictable performance

• Single device mgmt

• 1-Tier

• Flat, any-any

@3:1 oversubscription

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11 Copyright © 2012 Juniper Networks, Inc. www.juniper.netJUNIPER NETWORKS CONFIDENTIAL

StorageSimplicity

End-to-end FCoEFCoE/FC Gateway and

FCoE/iSCSI Transit SwitchN=1

LosslessPerformance

DCB compliant

Runs Junos

Rich functionality

Scalability

Designed for Modern DC

Flexible VLAN capabilityVirtualization and

convergence

Seamless Layer 2 and Layer 3

QFABRIC FAMILY SUMMARY

QFX3000-M QFX3000-G10s to 768 ports 10s to 6,144 ports

QFX3000-M QFX3000-G

Low jitter—<3usec.

Low jitter—<5usec.

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12 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

BIGGEST EVER 10GBE NETWORK TEST

1,536 10GbE portsFull mesh: Millions of traffic flows

Extreme stress conditions

15.3 Tbps throughput at wire speed(multicast traffic)

Layer 2/3 unicast forwarding delay1

<5usec for most packet sizes

Multicast latency <5usec for any packet sizes

4X greater than previous

tests!

QFabric Validated by David Newman!Performs, Scales, Interoperates & Simplifies

Interoperates with Cisco SwitchesNexus 7000 & Catalyst 6500-E

Entire data center managed as one switch!

1Forwarding delay is close proxy for latency under typical loads

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13 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

On-Premise Apps

Dedicated Servers

Dedicated Storage

Layers of Complexity

QFABRIC UNLEASHES THE POWER OF THE EXPONENTIAL DATA CENTER

Rig

id, l

egac

y m

od

el o

f I.T

. Flexib

le, virtualized

mo

del

NetworkNetwork

From To

Applications

Servers/Compute

Storage

SoftwareServices

Virtualized Workloads

Shared Storage

QFabric Network

Economics

Scalability

Manageability

Performance

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14 Copyright © 2012 Juniper Networks, Inc. www.juniper.net

QFABRIC: FOUNDATION FOR CUSTOMER EVOLUTION AND DATA CENTER DEMANDS

BigData

100GE Virtualization Cloud, Multi-Tenancy

StorageConvergence

StorageConvergence

BigData

VirtualizationCloud, Multi-

TenancyLow Latency

and Low JitterPerformance

at Scale

QFABRIC• Architecture as foundation for the future• New level of management simplification

QFabric’s architecture and implementation provides the agility and investment protection data centers require

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