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Software Defined Networking –
Approaches to Network Virtualization
Balaji Sivasubramanian, Cisco
NET6390
#NET6390
Cisco Confidential 2© 2013 Cisco and/or its affiliates. All rights reserved.
NET6390: Software-
Defined Networking
Approac...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3
This presentation contains projections and o...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 4
1 2 3
Software-Defined
Networking:
Industry
...
Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. 5
IndustryApproaches
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6
IS THE NETWORK READY?
Simplicity
Agility
Fle...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7
Private Cloud
Automation and
Reduce OpEX
Res...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8
SDN Applications
1
Programmable
APIs
Control...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9
Open Flow
Standards:
Config, Hybrid,
Extensi...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 10
Platinum Gold Silver
Furthering the adoptio...
Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. 11
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12
POLICY ANALYTICS
Orchestration
Network
Harv...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13
Hardware + Software Physical + Virtual Netw...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 14
Seamless InteractionAcross Physical and Vir...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 15
REST API
Cisco Prime
DCNM
Networking
for En...
Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. 16
Operational SimplicityThrough Superior Integ...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 17
Lowering TCO
Configuration
and Policy
Imple...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 18
Dynamic Instantiation
and Removal
Increasin...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 19
Server Virtualization
Software-Based Networ...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 20
Software Simulation of Network is Moving th...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 21
Logical
Network
Physical
Network
Apps
Softw...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 22
ANew Model IsRequired
Application Centric
I...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 23
Application Centric
Infrastructure
Infrastr...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 24
InfrastructureElements
UNIFIED API - UNIFIE...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 25
Common
Platform—
Integration of
Physical,
V...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 26
INFRASTRUCTURE
APPLICATION
App
Tier
DB
Tier...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 27
Penalty-Free Overlay – Encapsulation, Perfo...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 28
APPLICATION
SECURITY
INFRASTRUCTURE
Web
Tie...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 29
INFRASTRUCTURE
SECURITY
Truste
d
Zone
DB
Ti...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 30
Full Visibility
to Application
Fabric
Manag...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 31
Extending Cisco Open Network Environment (O...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 32
Leveraging the Best of Merchant and Custom ...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 33
Application Centric
Infrastructure
Infrastr...
© 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 34
Increasing Complexity
Multiple Management
P...
Thank you.
THANK YOU
Software Defined Networking –
Approaches to Network Virtualization
Balaji Sivasubramanian, Cisco
NET6390
#NET6390
Software defined networking –approaches to network virtualization
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Software defined networking –approaches to network virtualization

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Software Defined Networking – Approaches to Network Virtualization presentation from VMworld 2013

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Transcript of "Software defined networking –approaches to network virtualization"

  1. 1. Software Defined Networking – Approaches to Network Virtualization Balaji Sivasubramanian, Cisco NET6390 #NET6390
  2. 2. Cisco Confidential 2© 2013 Cisco and/or its affiliates. All rights reserved. NET6390: Software- Defined Networking Approaches to Network Virtualization Balaji Sivasubramanian, Director, Product Management, Cisco
  3. 3. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3 This presentation contains projections and other forward-looking statements regarding future events or the future financial performance of Cisco, including future operating results. These projections and statements are only predictions. Actual events or results may differ materially from those in the projections or other forward-looking statements. Please see Cisco’s filings with the SEC, including its most recent filings on Form 10-K and 10-Q, for a discussion of important risk factors that could cause actual events or results to differ materially from those in the projections or other forward-looking statements.
  4. 4. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 4 1 2 3 Software-Defined Networking: Industry Approaches Cisco Open Network Environment (ONE) Transforming Data Center via Application Centric Infrastructure
  5. 5. Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. 5 IndustryApproaches
  6. 6. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6 IS THE NETWORK READY? Simplicity Agility Flexibility Cloud Video Mobility Data Deluge
  7. 7. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7 Private Cloud Automation and Reduce OpEX Research/ Academia • Research OpenFlow/ SDN components for production networks Massively Scalable Data Center • Customize with programmatic APIs to provide deep insight into network traffic Service Providers • Policy-based control and analytics to optimize and monetize service delivery Enterprise • Virtual workloads, VDI, Orchestration of security profiles • WAN/Campus Optimization Cloud • Automated provisioning and programmable infrastructure Scalable Multi-Tenancy Network Flow Management Network “Slicing” Agile Service Delivery Diverse Programmability and Automation Requirements Across Segments
  8. 8. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8 SDN Applications 1 Programmable APIs Control Plane Data Plane Vendor-Specific APIs Control Plane Data Plane CLI, SNMP, NetFlow, … Applications (Network Management, Monitoring,…) Vendor- Specific (e.g., onePK) Controller Data Plane OpenFlow, PCEP, I2RS SDN Applications Vendor-Specific APIs 2 Pure SDN Vendor- Specific (e.g., onePK) Controller Data Plane SDN Applications OpenFlow, PCEP, I2RS Control Plane Vendor-Specific APIs 4 Hybrid SDN Vendor- Specific (e.g., onePK) SDN Applications Virtual Switch Overlay Protocols (e.g., VXLAN) 3 SDN –Network Virtualization Vendor-Specific APIs Controller Data Plane Control Plane
  9. 9. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9 Open Flow Standards: Config, Hybrid, Extensibility, Futures/FPMOD/OF2 .0 802.1 Overlay Networking Projects Overlay Working Groups: NVO3, L2VPN, TRILL, L3VPN, LISP, PWE3 API Working Groups/BOFs NETCONF, ALTO, CDNI, XMPP, SDNP, I2AEX Controller Working Groups: PCE, FORCES New work items: IRS – Interface to the Routing System Open SDN Framework Open Source Cloud Computing Projects Initiatives: Neutron Donabe Open Source Configuration Management Tools
  10. 10. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 10 Platinum Gold Silver Furthering the adoption and innovation of SDN through the creation of a common vendor supported framework.
  11. 11. Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. 11
  12. 12. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12 POLICY ANALYTICS Orchestration Network Harvest Network Intelligence Program for Optimized Experience Automation Visibility Flow Management
  13. 13. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13 Hardware + Software Physical + Virtual Network + Compute a SDN-Applications Platform APIs: onePK Integrated Network Overlays: N1K Controllers and Agents: XNC www.cisco.com/go/one
  14. 14. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 14 Seamless InteractionAcross Physical and Virtual Network Services Tenant 1 vWAAS VSGASA 1KV Tenant 3 ASA 55xx Physical Workloads Physical Network VXLAN Gateway Virtual Workloads (Overlay and Non-Overlay) Tenant 2 CSR 1KV Hypervisor (VMware, Microsoft, Xen, KVM) Nexus 1000V vPath VXLAN VSM Cluster REST API Nexus
  15. 15. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 15 REST API Cisco Prime DCNM Networking for Enhanced Efficiency at Scale Fabric Management for Ease of Operations Automated Provisioning Cisco Prime Network Services Controller L3–L7 Services Integration Hypervisor Agnostic (Nexus 1000v) Simplified Management for Ease of Operations MAN
  16. 16. Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. 16 Operational SimplicityThrough Superior Integration
  17. 17. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 17 Lowering TCO Configuration and Policy Implementation Application and Service Migration Dynamic Configuration Security
  18. 18. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 18 Dynamic Instantiation and Removal Increasingly Non- Virtualized Infrastructure Independent Scale-Out/Multi-Node Multi-Cloud Models Application-Awareness for Agile Deployment and Placement Physical/Virtual/Cloud Integration and Visibility Dynamic Shared Resource Pool Increasing Performance 1/10/40/100G and Scale Secure and Multi-Tenant Aware Cloud and Big Data Are Driving a Paradigm Shift Distributed Virtualized Bare-metal Cloud
  19. 19. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 19 Server Virtualization Software-Based Network Virtualization CPU Memory Net I/O Stor I/O Virtualization of the Hardware per VM Tenant; Replication of Hardware Constructs as Virtual Hardware No Virtualization of Hardware; Encapsulation of Traffic on Existing Infrastructure Virtual Topology Physical Topology Physical | L2 | L3 VM VM VM VM Server
  20. 20. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 20 Software Simulation of Network is Moving the Problem and Increasing Complexity Instead of Solving the Problem VM VM Virtual Switching … VM VM Virtual Switching … VM VM Virtual Switching … VM VM Virtual Switching …
  21. 21. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 21 Logical Network Physical Network Apps Software Overlay QoS Routing Spanning Tree Protocol (STP) VLANs Physical Infrastructure Visibility
  22. 22. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 22 ANew Model IsRequired Application Centric Infrastructure Existing Infrastructure Model Existing Application Model Simplification Complete Network Automation and Programmability Software Flexibility With Hardware based Performance and Visibility Eliminate 1st generation SDN limitations Extensible to Storage and Compute Network of Boxes Software-Based Network Virtualization Centralized Automation, Security, and Application Profiles App Centric Lack of transparency and visibility to physical infrastructure Siloes for physical and virtual domains Per Hypervisor Integration overhead Multiple Management Points
  23. 23. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 23 Application Centric Infrastructure Infrastructure Dynamic provisioning of Application Connectivity Requirements Application Connectivity Requirements Directly maps the application connectivity requirements to the Infrastructure Control & Audit Connectivity (Security – Firewall, ACL, …) IP Address, VLAN, VRF Enable Connectivity (The Network) Application Requirements IP Addressing Application Requirements Requires Manual Mapping and Configuration of Independent Services Redirect and Load Balance Connectivity IP Address, VLAN, VRF
  24. 24. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 24 InfrastructureElements UNIFIED API - UNIFIED INFORMATION MODEL (RESTFUL XML/JSON API) OpenAPIs, Open Source, Open Standards COMMON POLICY DRIVEN OPERATIONAL MODEL Hypervisor Network Services ASA Network Management, Automation, Orchestration Efficiency Scale Optimization Telemetry Application Awareness Network Services Security StorageComputeNetwork
  25. 25. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 25 Common Platform— Integration of Physical, Virtual, and Cloud Common Policy, Management and Operations (Network, Security, and Applications) Application Velocity. Any Workload. Anywhere. Systems Approach Open APIs, Open Source, Open Standards Lower Total Cost of Ownership 5 6 Designed from Ground-Up to be Application Centric 1 2 3 4
  26. 26. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 26 INFRASTRUCTURE APPLICATION App Tier DB Tier Web Tier DB Tier Web Tier Web Tier Web Tier Web Tier App Tier DB Tier 1 • Flexibility of software model with performance and visibility of hardware • Enables rapid application and services deployment, move, and tear down • Decouples application connectivity requirements from physical placement • Ensuring consistent performance beyond day 0 Each device dynamically makes the required changes based on the policies Application connectivity definition drives policy requirements
  27. 27. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 27 Penalty-Free Overlay – Encapsulation, Performance and Visibility INFRASTRUCTURE Any Hypervisor Any Encapsulation 802.1Q NVGRE VXLAN 802.1Q 802.1Q Any Application 2 • Application placement policy independent of Hypervisor choice • Normalize endpoint access - eliminate additional gateways • Higher performance and optimized forwarding • Real-time visibility - direct correlation overlay and physical • Consistent policy - any combination of access
  28. 28. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 28 APPLICATION SECURITY INFRASTRUCTURE Web Tier App Tier DB Tier Truste d Zone DB Tier DMZ Externa l Zone Application Admin Security Admin Network Admin 3
  29. 29. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 29 INFRASTRUCTURE SECURITY Truste d Zone DB Tier DMZ Externa l Zone APPLICATION Web Tier App Tier DB Tier COMMON POOL OF RESOURCES 3 Application Admin Security Admin Network Admin
  30. 30. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 30 Full Visibility to Application Fabric Management Cohesive Visibility We b Tier App Tier DB Tier We b Tier App Tier DB Tier 4 Box-by-Box toService Level 56 100
  31. 31. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 31 Extending Cisco Open Network Environment (ONE) 5 Comprehensive Programmability and System Access Centralized Automation and Management RESTful XML/JSON • Rapid Integration with existing management frameworks • OpenStack networking • Tenant and application-aware • Published data model • Open source framework • Enables application portability OPEN ECOSYSTEM FRAMEWORK Hypervisor Network Services ASA Network Management, Automation and Orchestration
  32. 32. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 32 Leveraging the Best of Merchant and Custom Silicon General Purpose Custom Innovations Accelerated Innovations with Lowest CapEx and OpEx =+ • Commonly Available Capabilities • Basic Forwarding • Standards-based • Standards + Innovation • ACI Innovations: Optimal Forwarding, Telemetry, Visibility • Optics Innovations: Reuse of existing cabling plant, driving 75% lower costs • Best Technology Available • Fastest Innovation Adoption • System Scale: Non-blocking 1/10/40/100GE, 1M+ endpoints, 10s of Thousands of Tenants, Scalable Multicast • Best-in-class Cost, Power, Cooling 6
  33. 33. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 33 Application Centric Infrastructure Infrastructure Dynamic provisioning of Application Connectivity Requirements Application Requirements Application Connectivity Requirements Directly maps the application connectivity requirements to the Infrastructure • Security is ‘always’ enabled • Fabric is application aware • Services inserted dynamically Control & Audit Connectivity (Security – Firewall, ACL, …) IP Address, VLAN, VRF Enable Connectivity (The Network) Application Requirements IP Addressing Application Requirements Requires Manual Mapping and Configuration of Independent Services Redirect and Load Balance Connectivity IP Address, VLAN, VRF
  34. 34. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 34 Increasing Complexity Multiple Management Points Slower Innovation Cycles Lacks Visibility Across Physical and Virtual Network of Boxes Software Based Network Virtualization Advantage Simplified Infrastructure and Operations Automated, Unified Management Model Agile Security, Hardware Performance Penalty-Free Network Virtualization Lowest Total Cost of Ownership Cisco
  35. 35. Thank you.
  36. 36. THANK YOU
  37. 37. Software Defined Networking – Approaches to Network Virtualization Balaji Sivasubramanian, Cisco NET6390 #NET6390
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