THE REVOLUTION TOWARDS SOFTWARE- DEFINED NETWORKING

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1 THE REVOLUTION TOWARDS SOFTWARE- DEFINED NETWORKING Transforming Networking with Open SDN Guido Appenzeller April, 2013

2 JOIN THE REVOLUTION TOWARDS OPEN NETWORKING Independence from closed, proprietary systems Freedom of choice in vendors Power of centralized network control 2013 BIG SWITCH NETWORKS, INC. 2

3 CLOSED & PROPRIETARY NETWORKING EQUIPMENT VerNcally Integrated Systems Have Changed LiQle Over the Past 15 Years Feature 1 Feature 2 Provisioning and Management StaNc, manual configuranon Low feature velocity Proprietary Network OS OperaLng Systems Few API s, only CLI (closed OS) Not externally programmable Proprietary System Hardware Systems Lock- in to a parncular vendor Proprietary Silicon System Silicon Slow innovanon cycles Expensive, no economies of scale 2013 BIG SWITCH NETWORKS, INC. 3

4 CONTRAST WITH SERVER EQUIPMENT: 2013 Open Architecture Choice of Vendors InnovaNon Velocity Low TCO Network Boot Central ConfiguraNon Automated Patch Mgmt Provisioning & Management Network Boot Centralized ConfiguraNon & Mgmt Linux Windows VMware KVM Xen OperaLng System Open or closed source Virtualized or bare metal Many support models Dell HP Super Micro Hardware Systems Fierce compennon Branded or white box Intel AMD System Silicon CompeNNon and rapid innovanon 2013 BIG SWITCH NETWORKS, INC. 4

5 EVOLUTION OF NETWORK PROVISIONING: Terminal Protocol: Telnet Terminal Protocol: SSH 2013 BIG SWITCH NETWORKS, INC. 5

6 EVOLUTION OF SERVER PROVISIONING: Step 1 Step 2 Step BIG SWITCH NETWORKS, INC. 6

7 RELATIVE EVOLUTIONARY PATH: COMPUTE VS. NETWORKING COMPUTE EVOLUTION NETWORKING EVOLUTION SSH 2013 BIG SWITCH NETWORKS, INC. 7

8 WHAT IS SDN? Wikipedia DefiniNon: A communications protocol that gives access to the forwarding plane of a network of a switch or router over the network BIG SWITCH NETWORKS, INC. 8

9 EVOLUTION TOWARDS AUTOMATED NETWORK PROVISIONING Architecture of Sohware- defined Networking (SDN) LEGACY CLOSED, DISTRIBUTED NETWORKING ARCHITECTURE App App App OperaNng System App App App OperaNng System Specialized Packet Forwarding Hardware App App App Specialized Packet Forwarding Hardware App App App OperaNng System Specialized Packet Forwarding Hardware App App App OperaNng System Specialized Packet Forwarding Hardware OperaNng System Specialized Packet Forwarding Hardware Source: Stanford OpenFlow Team 2013 BIG SWITCH NETWORKS, INC. 9

10 EVOLUTION TOWARDS AUTOMATED NETWORK PROVISIONING Architecture of Sohware- defined Networking (SDN) App App App Controller / Network OS App App App OperaNng System App App App OperaNng System Specialized Packet Forwarding Hardware App App App Specialized Packet Forwarding Hardware App App App OperaNng System Specialized Packet Forwarding Hardware App App App OperaNng System Specialized Packet Forwarding Hardware OperaNng System Specialized Packet Forwarding Hardware Source: Stanford OpenFlow Team 2013 BIG SWITCH NETWORKS, INC. 10

11 THE ULTIMATE DESTINATION: OPEN SDN ARCHITECTURE Industry Standards, Open APIs and Open Source ApplicaLon Tier SDN ApplicaNon SDN ApplicaNon SDN ApplicaNon SDN ApplicaNon Control Plane Tier SDN Controller Plakorm Data Plane Tier Switch Switch vswitch vswitch vswitch vswitch 2013 BIG SWITCH NETWORKS, INC. 11

12 WHAT S NOT SDN? 2013 BIG SWITCH NETWORKS, INC. 12

13 IN A WORLD OF SDN- WASHING What s not SDN? Oracle Buys Xsigo! Extends Oracle's Virtualization Capabilities with Leading Software-Defined Networking Technology for Cloud Environments! Redwood Shores, Calif. July 30, BIG SWITCH NETWORKS, INC. 13

14 IN A WORLD OF SDN- WASHING What s not SDN? With Vyatta, Brocade makes a low-risk, high-reward bet on SDN Brocade's acquisition of open source networking software company Vyatta could prove to be a key move in the SDN battle with Cisco.! Network World, 11/05/ BIG SWITCH NETWORKS, INC. 14

15 ESSENTIAL ELEMENTS FOR NETWORK REVOLUTION All Elements of an Open Network Architecture Are Available Now Circuit Pusher Virtual Switch Network Provisioning & Mgmt App & Mgmt SW Open & Closed Controllers OperaNng System Systems Silicon ODM Hardware Systems Merchant Silicon SOCs 2013 BIG SWITCH NETWORKS, INC. 15

16 CONFIGURING NETWORK SEGMENTS: LEGACY VS. SDN Legacy VLAN configuranon vs. SDN Integrated OpenStack Horizon UI VLAN ConfiguraLon OpenStack Tenant Network CreaLon switch(config)# vlan10! switch(config-vlan)# name USER! switch(config-vlan)# exit! switch(config)# vlan 20! switch(config-vlan)# name SERVER! switch(config-vlan)# exit! switch(config)# vlan 30! switch(config-vlan)# name MANAGEMENT! switch(config-vlan)# exit!!...! Slow, Manual Provisioning Lengthy CLI script development Maintenance window delays Instant Provisioning Clicks of buqons in UI Automated SDN provisioning 2013 BIG SWITCH NETWORKS, INC. 16

17 BIG SWITCH NETWORKS: OPEN SDN STACK Open Source Sohware and Commercial Products projeckloodlight.org bigswitch.com ApplicaLon Plane open i/f Rest API Big Virtual Switch Big Tap Control Plane Big Network Controller open i/f OpenFlow Data Plane Switch Light Switch Light for Broadcom Switch Light for Linux 2013 BIG SWITCH NETWORKS, INC. 17

18 2013 BIG SWITCH NETWORKS, INC. 18

19 WHERE IS SDN TODAY? 2013 BIG SWITCH NETWORKS, INC. 19

20

21 THE EVOLUTION OF SDN NETWORK APPLICATIONS Campus Dynamic ACLs Backbone Campus Backbone: Network Access Control DC ToR and Fabric: Route MulNpathing Service InserNon Cloud Data Center Virtual Edge: Cloud OrchestraNon Dynamic Workload SegmentaNon DMZ WAN DMZ / Network Perimeter: Centralized ACL Mgmt Service Chaining WAN: Dynamic Route SelecNon Dynamic SLAs Remote Office 2013 BIG SWITCH NETWORKS, INC. 21

22 SDN APPLICATION USE CASES MulL- Tenant Public/Private Cloud Overlay Fabrics OpenFlow Fabrics Security Service InserNon Campus Network Access Control WAN / Campus Traffic Engineering Dynamic Service Delivery ISP and Enterprise Bandwidth on demand Burst, Time of Day, et al QoS Latency and JiQer guarantees Dynamic Access Control List Enforcement DMZ, DC, Backbone B I G S W I T C H N E T W O R K S, I N C. W W W. B I G S W I T C H. C O M 22

23 THANK YOU

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