The Next         Generation         Data CenterPresentation_ID   © 2006 Cisco Systems, Inc. All rights reserved.   Cisco C...
Today’s Agenda                                                                          Cloud and Cisco Data              ...
Based on Information Technology which is Increasingly Fragile & Costly      Modern Business                               ...
Operations & Maintenance Now ~80% of IT Budgets and Growing         Impact on the Data Center                             ...
Next wave of Computing                                                            PC/Mainframe                            ...
Datacenter 3.0 Framework                  Location                                   HW                           Provisio...
Legacy Systems Approach             • Vendors ―simplify‖ by                                                               ...
The challenge: Costly Silos….              Compute                                                                Virtuali...
needs a New Answer                    Integrated                                                                          ...
Key Technology Differentiators                                                                Unified Fabric with FCoE    ...
What is Unified I/O (FCoE):           Fewer HBA/NIC’s per Server                                       FC HBA             ...
Simplify the Data Center  Wire Once and Walk Away                                 Management                              ...
Converged Network Adapters                                                                                                ...
Unified Fabric Evolution           Incremental, Low risk adoption                                                         ...
Unified Fabric Evolution           Building the Foundation – Production FCoE Deployment                                   ...
Unified Fabric Evolution           Broad-scale 10GE & Unified Fabric Adoption                                             ...
Unified Fabric Evolution           Pervasive Unified Fabric                                                             MD...
Switches and Cabling in the Data Center                                                                                   ...
Cisco Unified Computing SystemPresentation_ID   © 2006 Cisco Systems, Inc. All rights reserved.   Cisco Confidential   19
Server Deployment Today             Mgmt Server                                                                    Over th...
Our Solution             Mgmt Server                             Embed management                   Mgmt Server          ...
Our Solution: Unified Computing System      A Mgmt Server         single system that encompasses:                  Comput...
Cisco’s Solution: Unified Computing System            Consolidated elastic infrastructure            Single point of man...
UCS Blade IO Scale Fabric Extenders connect Blade IO to  Switch Fabric                                                   ...
Virtualization                                 EfficienciesPresentation_ID   © 2006 Cisco Systems, Inc. All rights reserve...
Data Center Architecture           Network Requirements for Virtual Machines                                              ...
Cisco Virtual Interface Controller   Converged Network Adapter    designed for both single-OS and    VM-based deployments...
Dynamic QoS in VIC                                                                                       1 Gbe Ethernet   ...
UCS Manager                                                                                         Embedded device manag...
Traditional Paradigm for Server Identity                              LAN Connectivity                                    ...
Embedded Unified Management                   Tightly                  Coupled                  Existing                  ...
Integrated Stateless Computing            Attributes no longer tied to                                                   ...
Capex Reduction:                                                  Stateless Computing                  Appln 1            ...
High Availability of Servers                     B250 : Exchange                                               B250 Exchan...
Programmatic Infrastructure      Develop With The Infrastructure, Not Just On The Infrastructure           • Comprehensive...
Expanding Cisco UCS Server Line                                                                                           ...
Cisco Unified Computing System Momentum                                                                                   ...
Virtual Desktop          Infrastructure SolutionPresentation_ID   © 2006 Cisco Systems, Inc. All rights reserved.   Cisco ...
Virtual Desktop InfrastructurePresentation_ID   © 2006 Cisco Systems, Inc. All rights reserved.   Cisco Confidential   39
Value Proposition                              Flexibility                                                Risk Mitigation ...
Cisco VXI  Virtualized End-to-End System                                                                                  ...
High-definition Video with Cisco Cius                                                                High-definition 720p...
Cisco Virtualization Experience Client              (VXC)                         Power over Ethernet (PoE)              ...
Comprehensive Solution                                                                                                    ...
Data Center 3.0Presentation_ID   © 2006 Cisco Systems, Inc. All rights reserved.   Cisco Confidential   45
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The Next Generation Datacenter by Nirmal Puranik

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Cisco India organized 'Cisco Technology Summit' on 26th April, 2011 at The Park hotel, Hyderabad. The event witnessed excited discussions on leveraging Collaboration and Video solutions for getting unparalleled business benefits. Check this presentation to know more about the 'Next Generation Datacenter'.

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The Next Generation Datacenter by Nirmal Puranik

  1. 1. The Next Generation Data CenterPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 1
  2. 2. Today’s Agenda Cloud and Cisco Data Center 3.0 Strategy Unified Computing System VDI SolutionsPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 2
  3. 3. Based on Information Technology which is Increasingly Fragile & Costly Modern Business Business Focus  Products, offerings What the Organisation Sees  Customer service  Employee productivity Beneath the Waterline  Infrastructure sprawl, complexity  Low asset utilization  High operations overhead  Difficult to manage, scale, optimize, reconfigure, maintain Supporting Infrastructure Impact  Low agility, efficiency, resilience  Reduced competitivenessPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 3
  4. 4. Operations & Maintenance Now ~80% of IT Budgets and Growing Impact on the Data Center 60 Virtualization increases 60 Spending Management Challenges 55 (US$B) Logical server $300 50 installed base (millions) 45 $250 Server mgmt. and admin. costs 40 Physical server Power and cooling costs Admin 35 installed base $200 New server spending Costs (millions) 30 Dominate $150 Budgets 25 20 $100 15 10 $50 5 $0 0 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010Source: IDC Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 4
  5. 5. Next wave of Computing PC/Mainframe microprocessor Networked/ Cloud Computing Mini Distributed ComputingPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 5
  6. 6. Datacenter 3.0 Framework Location HW Provisioning Business Process Freedom Freedom Freedom Freedom Inter-Cloud Private Clouds Unified Computing Unified Fabric Data Center NetworkingPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 6
  7. 7. Legacy Systems Approach • Vendors ―simplify‖ by Automation Framework • adding software layers • providing professional services Virtual & Physical NIC Config and Multi-server Manager Remote Support and Recovery Physical and Logical Server • Each acquired separately Migration Capacity and Resource Manager Virtual Server Manager • Result is a complex stack of Virtual Machine Deployment management software to Manager support servers & high costs OS Deployment Manager • Difficult to scale • Difficult to change Accidental Low-level Server Monitor and Configuration Manager OS Patch/Update Management • Legacy mentality = Architecture HW Power Manager HW Performance Manager • High OpEx , High CapEx HW Device Monitor and Configuration Manager • Management complexity is driving server vendor service & software revenues Database Software AgentPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 7
  8. 8. The challenge: Costly Silos…. Compute Virtualization Network & Storage Virtual Memory Hypervisor Virtual Security Server Virtualization Access Control Virtual Switching Storage Virtualization Config’n Management FC, Ethernet connections Virtualized Provisioning VM Mobility Management Virtual I/O Virtualized HBA’s Operating System QoS, Policy Virtualized I/O Virtual NIC & HBA VLAN domains Platform Islands… …and Component Islands  Multiple Points  Reduces Control,  Adds Complexity, of Integration Visibility Cost, RiskPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 8
  9. 9. needs a New Answer Integrated …Optimized for Architecture… Virtualization Virtualization Compute Network & Storage  Optimized  Improved  Lower Complexity, Resource Use Responsiveness Cost, RiskPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 9
  10. 10. Key Technology Differentiators Unified Fabric with FCoE Cuts cost & complexity of I/O subsystem in half; Excellent I/O scalability Virtualization Efficiencies Better manageability, performance and scalability for virtual machines. Hardware Abstraction Map server profiles to stateless compute blades in minutes; Ease of failover; Ease of replication; enables compute resources on demand Consolidated Management Single embedded and open XML based management interface; interfaces to off-the-shelf and customer management utilitiesPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 10
  11. 11. What is Unified I/O (FCoE): Fewer HBA/NIC’s per Server FC HBA SAN (FC) LAN (Ethernet) FC HBA SAN (FC) CNA SAN (FCoE) NIC LAN (Ethernet) CNA NIC LAN (Ethernet) CNA = Converged Network AdapterPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 11
  12. 12. Simplify the Data Center Wire Once and Walk Away Management & Control Primary Network Unified Fabric Secondary Network Legacy Unified Server = Application Server = Resource •Inefficient •Efficient •Complex •Simple •High Cost •Lower cost •Fragile •AgilePresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 12
  13. 13. Converged Network Adapters FCoE Minimal Disruption Using Existing Driver Stacks “Free” SAN Access for Any Ethernet Equipped Host FCoE s/w stack PFC & DCBX Available Since June 2008Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 13
  14. 14. Unified Fabric Evolution Incremental, Low risk adoption MDS 9500 Storage Services, SAN FC Extension, BC/DR/CDP FCoE Ethernet FC Array NAS Server Catalyst 6500 Catalyst 6500 Catalyst TOR Firewall, ACE, etc  Primary IT drivers Reduce TCO by increasing asset utilization Increase ROI by standardizing IT processes across functional silos Increase business responsiveness using utility compute architecturesPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 14
  15. 15. Unified Fabric Evolution Building the Foundation – Production FCoE Deployment MDS 9500 Storage Services, SAN FC Extension, BC/DR/CDP FCoE Ethernet 8G FCoE Capable Array 10GE FCoE Capable NAS Rack Server Nexus 5000 Nexus 7000 Catalyst 6500 Firewall, ACE, etc  Primary IT drivers:  Benefits: Server consolidation & virtualization 10GE scales NAS & VM performance Multi-socket/Multi-core server refresh 8G FC scales storage array performance cycle Incremental Unified Fabric/FCoE adoption FCoE capable SAN/NAS refresh cycle when required Minimize Operational changes, Maximize ROIPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 15
  16. 16. Unified Fabric Evolution Broad-scale 10GE & Unified Fabric Adoption MDS 9500 Storage Services, SAN FC Extension, BC/DR/CDP FCoE Ethernet FCoE Capable Array FCoE Capable NAS Rack Server Nexus 5000 Catalyst 6500 Nexus 7000 Firewall, ACE, etc  Primary IT drivers:  Benefits: Pervasive server virtualization Simplified consolidated infrastructure 2nd/3rd phase server refresh cycle Investment protection for MDS SAN fabric FCoE capable SAN/NAS refresh cycle services Unified SAN and NAS access Minimize Operational changes, Maximize ROIPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 16
  17. 17. Unified Fabric Evolution Pervasive Unified Fabric MDS 9500 Storage Services, SAN FC Extension, BC/DR/CDP FCoE Ethernet FCoE Capable Array FCoE Capable NAS Rack Server Nexus 5000 Catalyst 6500 Nexus 7000 Firewall, ACE, etc Unified compute Unified IP fabric services Unified NAS Unified SAN fabric services Incremental, Low risk adoptionPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 17
  18. 18. Switches and Cabling in the Data Center 16.7% better power profile 60% fewer switching devices 66% fewer cables and reduction in Isolated …to structured, but IO racks siloed, complicated and …to simple, optimized and costly… automated Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 18
  19. 19. Cisco Unified Computing SystemPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 19
  20. 20. Server Deployment Today Mgmt Server Over the past 10 years • An evolution of size, not thinking • More servers & switches than ever • More switches per server • Management applied, not integrated Result • More points of management • More difficult to maintain policy coherence • More difficult to secure • More difficult to scale Management ManagementPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 20
  21. 21. Our Solution Mgmt Server Embed management Mgmt Server Unify fabrics Optimize virtualization Remove unnecessary switches, adapters, management modules Less than 1/3rd the support infrastructure for a given workloadPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 21
  22. 22. Our Solution: Unified Computing System A Mgmt Server single system that encompasses: Compute: Industry standard x86 Network: Unified fabric Virtualization optimized Lower cost Fewer servers, switches, adapters, cables Lower power consumption Fewer points of managementPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 22
  23. 23. Cisco’s Solution: Unified Computing System  Consolidated elastic infrastructure  Single point of management Mgmt LAN SAN A SAN BPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 23
  24. 24. UCS Blade IO Scale Fabric Extenders connect Blade IO to Switch Fabric UCS 6100-A UCS 6100-B Both Fabrics are active and passing traffic Dual-Port Blade Mezzanine, with Dual- Ports to OS or Hypervisor IO bandwidth per server can be engineered Blade 1 Blade 2 4 to 8 Blades: 10GE per blade (80GE total) Blade 3 Blade 4 1 to 4 Blades: 20GE per blade (80GE total) Blade 5 Blade 6 Blade 7 FEX-A FEX-B Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 24
  25. 25. Virtualization EfficienciesPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 25
  26. 26. Data Center Architecture Network Requirements for Virtual Machines Problems: VMotion • Cannot correlate traffic on physical links—from multiple VMs • Impossible to view or apply policy to locally switched traffic VLAN 101 • VMotion may move VMs across physical ports—policy must followPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 26
  27. 27. Cisco Virtual Interface Controller  Converged Network Adapter designed for both single-OS and VM-based deployments  Virtualize adapters in hardware  2 x 10GbE performance UIO Ethernet Individual Ethernets Individual Storage (IP, Eth, FC)Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 27
  28. 28. Dynamic QoS in VIC 1 Gbe Ethernet 1 Gbe Ethernet 2 1 2 Gbe Ethernet 10 Gbe Pipe 1 Gbe Ethernet 1 Gbe Ethernet 2 Gbe Ethernet 4 Gbe Ethernet 6 GB FC 4 GB FC 2 GB FC  Dynamic Quality of Service at Virtual Interface level  QoS Across Ethernet and Storage Interfaces  With Hardware Based VNLink – the QoS can be at Vm levelPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 28
  29. 29. UCS Manager Embedded device manager Discovery, Inventory, Monitoring, Diagnostics, Statistics Collection, Configuration Unifies many UCS HW components into a single, cohesive, system Adapters, blades, chassis, fabric extenders, fabric interconnects APIs for integration with new and existing data center infrastructure SMASH-CLP, IPMI, SNMP XML SDK for commercial & custom implementations Key Feature: Service Profiles Coordinated deployment to managed endpointsPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 29
  30. 30. Traditional Paradigm for Server Identity LAN Connectivity OS & Application SAN Connectivity Hardware State MAC Address Drive Controller F/W UUID BMC Firmware WWN Address NIC Firmware Drive Firmware BIOS Firmware HBA Firmware NIC Settings BIOS Settings HBA Settings Boot Order  Today, server identity or ―state‖ is embedded in the physical hardware E.g., MAC & WWN addresses burned into adapters, boot settings in BIOS Server connectivity to LAN & SAN is tied to physical adapters and access ports E.g., Access port on LAN defines VLAN, SAN zoning and LUN masking done on HBA WWNPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 30
  31. 31. Embedded Unified Management Tightly Coupled Existing Partner Customer • Unified Management Domain Mgmt Mgmt Tools Tools • Automatic discovery Traditional • Dynamic Provisioning XML API APIs • Building Block for Dynamic Data Center • Simplify management of infrastructure for ESX clusters and datacenters • One-click configuration of LAN, SAN and firmware parameters Service Profile: HR-App1 App Network: HR-VLAN Network QoS: High MAC: 08:00:69:02:01:FC-E OS WWN: 5080020000075740-3 Firmware BIOS: Version 1.03 Boot Order: SAN, LAN NetworkPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 31
  32. 32. Integrated Stateless Computing  Attributes no longer tied to SAN LAN physical hardware Not just identity Seamless server mobility Within interconnect domain Server Name: SP-A UUID: 56 4d cd 3f 59 5b 61… MAC : 08:00:69:02:01:FC  Dynamic Provisioning WWN: 5080020000075740 Boot Order: SAN, LAN Complete infrastructure Chassis-1/Blade-5 repurposing Integrated with 3rd part tools Chassis-9/Blade-2Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 32
  33. 33. Capex Reduction: Stateless Computing Appln 1 Appln 2 Appln 3 Blade Blade Blade Total Server Deployment Blade Blade Blade 14 Servers Blade Blade Blade Reduction of 4 Servers Blade Blade Blade 22% CapEx Savings Blade Blade Blade Blade Blade Cisco Deployment: Blade Appln 1 Appln 2 Appln 3 Blade Blade Blade Blade Blade Blade Blade Blade Blade Cisco’s Deployment: Blade •Resources provisioned Blade Burst HA Spare based on business need Capacity •Still HA with fewer spares Blade Blade BladePresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 33
  34. 34. High Availability of Servers B250 : Exchange B250 Exchange Spare Space B440: SAP ERP DB SERVER ERP DB B440: SAP B440 : SAP FAILURE DB Spare Space SPARE SPACE B440: SAP CRM DB B440: SAP CRM DB B250 SPARE B250: VmWare 1 B250: VmWare 2 B440 SPARE Cluster for DB servers – When there is a Failure – there is an exposure to redundancy till the failed server is replaced. In Traditional Environments this can take 4 - 5 Hrs Minimum during which there is an exposure of second failure bringing down the application In Case of UCS - UCS Manager will enable movement of Failed Server – Service profile to the spare server – so that within minutes we are back in redundant mode. Reducing Exposure from Hours to Minutes significantly increasing the High Availability of the overall SolutionPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 34
  35. 35. Programmatic Infrastructure Develop With The Infrastructure, Not Just On The Infrastructure • Comprehensive XML API, standards-based interfaces • Bi-Directional access to physical & logical internals Self Serve portals Management Tools Auditing Tools Direct UCS CLI UCS GUI 3rd Party Customer XML API System Status Physical Inventory Logical InventoryPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 35
  36. 36. Expanding Cisco UCS Server Line Blade Rack Mount Form Factor Form Factor Intel Nehalem EX Processor Family 1700+ B440 M1 C460 M1 UCS CUSTOMERS 4S Servers 2S Servers High B230 M1 9 Memory Small form factor NEW WORLD RECORDS Industry Benchmarks Intel Westmere EP Processor Family B250 M2 C250 M2 Extended Memory 2S Servers 250+ C210 M2 C200 M2 CHANNEL B200 M2 2-Socket PARTNERS Servers UCS B-seriesPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 36
  37. 37. Cisco Unified Computing System Momentum Over 4000 UCS Customers 40+ ISVs developing to UCSM 10s of Thousands of Supported Apps Over 250 B-Series Certified Partners Over 50 Unique Customers In India Over 30 World Records Benchmarks in The 1st YearPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 37
  38. 38. Virtual Desktop Infrastructure SolutionPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 38
  39. 39. Virtual Desktop InfrastructurePresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 39
  40. 40. Value Proposition Flexibility Risk Mitigation ROI Rapid Workforce Compliance, Total Cost of Deployment mobility Control and Ownership and Scaling Security • Rapid deployment •Location • Centralized • Lower end-user device Remote independent application/software cost Offices/Branches • Device independent hosting /Peripheral • Lower “desktop” • Quick M&A • Maintain near-native Lockdown deployment cost integration application • Business Process • Lower “desktop”• Facilitate Relocation performance Outsourcing/Onboard monitor and maintain • Reconfiguration of Contractors easily operational cost (image workspaces • Adopt BYOC programs Mgt, patch updates, • Improved Backup SW/HW break fixes) (retention of IP) • Lower desktop retirement costPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 40
  41. 41. Cisco VXI Virtualized End-to-End System Virtualized Virtualized Data Center Collaborative Workspace Virtualization-Aware Borderless Network Cisco Collaboration MS Office Cisco Clients Applications Microsoft OS Branch CDN Desktop Virtualization Software Cius Business Tablets Hypervisor WAAS Virtual Si Unified CM Cisco Virtualization Experience Clients ISR Access switching Nexus w/PoE Thin Client Ecosystem Virtual Quad WAAS ACE End-to-End Security, Management and AutomationPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 41
  42. 42. High-definition Video with Cisco Cius  High-definition 720p video  Cisco TelePresence Interoperability  Built-in Cameras  Dual Independent Displays Video Out Virtual Desktop HDM I USB/B T Cisco Keyboard/ Mouse CiusPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 42
  43. 43. Cisco Virtualization Experience Client (VXC)  Power over Ethernet (PoE)  VXC 2111  Supports 2 monitors  Supports PCoIP  Key board and Mouse  Audio Mic and Speaker  VXC 2112  4 USB ports  Supports ICAPresentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 43
  44. 44. Comprehensive Solution Cisco® UCS Manager and service profiles Integrated management and streamlined VDI Management operational model for rapid scaling, deployment, Cisco VN-Link technology and security of virtual desktops Partner VDI broker End User Campus or Security Unified Data Center Computing WAN Network Persistent Services Cisco® Outstanding virtual machine Flexibility to virtual Unified density, connect machine-level Virtual Fabric and scalability, and users security and machine-level storage streamlined anywhere, policy and firewall, WAN technologies operational High optimization, scale Cisco model reduces across any pervasive for rich mediaflexibility and infrastructure SSL-VPN for VDI and TCO performance,performance remote and server load reduce TCO workers balancingPartner thick Cisco LAN, Cisco VN- Cisco Nexus, Cisco Unified WAN, branch Link, Nexus® Cisco Virtual Computing and thin Firewall, Catalyst®, office, and 1000V, ASA, System™ and clients and vWAAS, and and SAN, virtual machine terminals SOHO and Storage networking with switching AnyConnect ACE partner and routing hypervisor Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 44
  45. 45. Data Center 3.0Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential 45
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