An overview of the newest addition to the QFabric family, called the QFX3000-M, a system designed specifically for the midsize data center market.

1. QFABRIC
REINVENTING THE DATA CENTER NETWORK

2. JUNIPER’S EVOLUTION IN THE DATA CENTER
150 QFabric System &
QFX3500 Customers
QFabric Architecture Announced
QFabric in
QFX3500 10GE ToR Ships
Production
Networks
QFabric
SRX1400 (QFX3000-G) with
6,144 10 GE Ships
Junos Space GUI-Based
Integration with VMware
SRX 3400/3600
“Project Stratus” Announced,
Flat Data Center Architecture
MX Series for DCI MX5/20/80
VPLS
vGW Virtual Firewall NEW
SRX 5600/5800 Virtual Chassis for 10GE 1. Virtual Chassis
Upgrade in the Core
2. QFabric (QFX3000-M)
EX4500 First 10GE ToR Switch
for Mid-Tier IT Data
EX8200 Modular Switch Center
3. QFX3600 40GE ToR
First EX Switch, EX4200, with
Virtual Chassis
2008 2012
2 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

3. THE DATA CENTER HAS EVOLVED – BUT NOT THE
NETWORK
From To
Client /Server
Applications
silos Software Services
Flexible, virtualized model
Rigid, legacy model of I.T.
Servers/
Dedicated
Servers Virtualized Workloads
Compute
Dedicated
Storage
Storage Shared Storage
Layers of
Network
Complexity
3 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

4. TRADITIONAL DATA CENTER NETWORK CHALLENGES
Performance Data Center
Spanning Tree disables upto 50%
of bandwidth, tiered networks not
optimized for E-W traffic

Scale  
Requires additional layers and
adds cost & complexity
W E
Management
Simplification
Every device managed
separately, multiple networks
Traditional Networks: Inefficient, Complex, Costly to Manage
4 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

5. A Revolutionary New
Switch
3 Design Principles
Management N=1
Operational model of
Plane a single switch
Control Plane Federated Intelligence
Only way to scale with resilience
Rich edge, Simple core
Data Plane Everything is one hop away

6. COMPARISON OF DATA CENTER NETWORK
ARCHITECUTRES
Single Switch Fabric
model. Extender
Top of Rack End of Row
Rich Edge, Simple Edge
Simple Core. Rich Core
Performance
Resiliency
Management
Simplification
Cable Simplification
6 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

7. QFABRIC EVOLVING THE SINGLE SWITCH MODEL
Chassis Switch QFabric
Route I/O modules -> QFabric Node
Engine Director
Fabric Fabric-> QFabric Interconnect
Route Engine-> QFabric Director
Interconnect
I/O Node
Modules
•Copper traces inside a switch replaced with 40G Fiber links between Node & Interconnect.
•Out of band control plane network (not shown) connects all nodes/interconnects to the Director
•Director enables QFabric to be managed as 1 switch
7 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

8. QFABRIC – 2 CONFIGURATIONS
QFABRIC (QFX3000-G) QFABRIC (QFX3000-M) New
Scale: 6,144 10GbE Scale: 768 10GbE
ports; 40G fabric ports; 40G fabric
Performance: 5 Performance: 3
microseconds microseconds
Target Markets:
Cloud (IaaS, SaaS),
Target Markets:
Large Enterprise IT Mid-Tier Enterprise
DC, HPC (Federal, IT DC, Satellite DC,
Financial Services, Container / Space
Oil & Gas), Grid Constrained, HPC
Compute
Shipping since Sept 2011 Shipping in June 2012
8 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

9. QFABRIC FAMILY COMPONENTS
QFX3000-G QFX3000-M
QFX 3100 QFX 3100
QFabric
Director SAME
QFX 3008-I QFX 3600-I
QFabric NEW
DIFFERENT
Interconnect
QFX 3500 QFX 3500
QFabric
Node QFX 3600 SAME QFX 3600
NEW NEW
9 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

10. 40GE CONNECTIVITY TO QFABRIC
QFX3600 New
• 16 ports of 40GE (QSFP+ ports)
or 64 10GbE ports
1 rack unit
• QFabric Node for QFX3000-G
 1 rack optimized form
Space unit
and QFX3000-M
factor
 Space optimized form factor
 Available June 2012
Available June 2012
• Standalone 10GbE/40GbE ToR*
List Price: $40,000
• Full L2 and L3 support
• Storage DCB and FCoE support
* In 2H2012 with a future software release
10 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

11. NEXUS 7K/2K “FEX” VS QFX3000-M
QFX3000-M 40G Fabric vs.
10G Fabric
1 4 74% fewer cables
Non-Blocking 63% less space
L2 & L3 40G Links
29% fewer devices
1 16
Full Layer 2 and
Layer 3
FC-FCoE gateway
N7K and N2K FEX – Architecture
Seamless scaling
beyond 768 ports
(to QFX3000-G)
Non- Blocking 1 2 • Predictable
L2 performance
10G Links
• Single device mgmt
• 1-Tier
1 .. .. .. .. .. .. .. .. .. .. .. 32
• Flat, any-any
@3:1 oversubscription
11 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

12. QFABRIC FAMILY SUMMARY
Scalability Runs Junos
QFX3000-M QFX3000-G
Rich functionality
10s to 768 ports 10s to 6,144 ports
Performance Lossless
QFX3000-M QFX3000-G
Low jitter— Low jitter— DCB compliant
<3usec. <5usec.
Simplicity Storage
End-to-end FCoE
N=1 FCoE/FC Gateway and
FCoE/iSCSI Transit Switch
Designed for Modern DC Seamless Layer 2 and Layer 3
Virtualization and
Flexible VLAN capability
convergence
12 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

13. BIGGEST EVER 10GBE NETWORK TEST
QFabric Validated by David Newman!
4X greater Performs, Scales, Interoperates & Simplifies
than previous
tests!
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
Interoperates with Cisco Switches
Nexus 7000 & Catalyst 6500-E
1,536 10GbE ports
Full mesh: Millions of traffic flows Entire data center managed as one
Extreme stress conditions switch!
13 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net
1Forw arding delay is close proxy for latency under typical loads

14. QFABRIC UNLEASHES THE POWER OF THE
EXPONENTIAL DATA CENTER
From To
On-Premise Software
Apps Performance
Applications
Services
Flexible, virtualized model
Rigid, legacy model of I.T.
Dedicated Servers/ Virtualized
Servers Scalability
Compute Workloads
Dedicated Shared
Storage Manageability
Storage
Storage
Layers of
Complexity Network Economics
Network
QFabric
Network
14 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net

15. QFABRIC: FOUNDATION FOR CUSTOMER
EVOLUTION AND DATA CENTER DEMANDS
Storage
Storage Big
Big 100GE
Performance Low Latency Virtualization Cloud, Multi-
Cloud, Multi-
Convergence Data Virtualization Tenancy
Convergence Data at Scale and Low Jitter Tenancy
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
15 Copyright © 2012 Juniper Netw orks, Inc. www.juniper.net