1. Extreme Networks Confidential and Proprietary. © 2010 Extreme Networks Inc. All rights reserved.

2. “Living the Network Life” Datacenter Vision & Strategy TERENA Network Conference June 2 nd, 2010 Jan Hof Sr. Director Field Marketing EMEA-SAM © 2010 Extreme Networks Inc. All rights reserved.

3. Physical Virtual Cloud A Blueprint for the Next Generation Data Center © 2010 Extreme Networks Inc. All rights reserved.

4.  The New Computer Data center capacity, not server capacity, is the new metric  Consolidation High Computational Density Physical Location Consolidation  Green Efficient Power Management  Virtualization On Demand Provisioning Hardware Independence / High Availability Location Independence  Network / Storage Convergence Page 4 Data Center Trends. © 2010 Extreme Networks Inc. All rights reserved.

5. The Dissolving Network Edge  Network boundary between edge switch and server has blurred  Switching at multiple levels Virtual switch Network switch: ∎ Edge – Aggregation - Core Blade Switch Switching in NIC cards Distributed virtual switches  Co-existence of different virtual switch models a challenge Page 5 Virtualization A Networking Problem. © 2010 Extreme Networks Inc. All rights reserved.

6. Virtualization Dynamic VM Migration VM: Force-Fitting Dynamism onto a Static Network  VM Mobility requires network configuration to follow VMs VLAN, QoS, ACLs, Rate Limiting tied to VM, not network port  Best practices are conflicting Flat L2 versus segmented  Requires coordination between server & network administrators Automated and dynamic VM migration Page 6. © 2010 Extreme Networks Inc. All rights reserved.

7. Extreme Networks Datacenter Strategy “Four Pillars” Solution Network Topology Reduce Network Tiers Bandwidth and Performance Fixed and Modular Platforms Robust and Flexible Stacking Integration with VM Platforms Provision 1,000s of Switches across Multiple Sites Automated Configuration Network Profiles for VMs Heterogeneous (Best-of-Breed) support for Virtual Machines EPICenter ® single pane of glass VEPA 1G 10G 40G 100G Application Awareness & Support User Generated Scripts XML-enabled Infrastructure Open APIs Program & Application Integration Page 7. © 2010 Extreme Networks Inc. All rights reserved.

8. Extreme Networks Datacenter Strategy the Scalable Pillar Network Topology Reduce Network Tiers Bandwidth and Performance Fixed and Modular Platforms Robust and Flexible Stacking Integration with VM Platforms Provision 1,000s of Switches across Multiple Sites Automated Configuration Network Profiles for VMs Heterogeneous (Best-of-Breed) support for Virtual Machines EPICenter ® single pane of glass VEPA 1G 10G 40G 100G Application Awareness & Support User Generated Scripts XML-enabled Infrastructure Open APIs Program & Application Integration Page 8. © 2010 Extreme Networks Inc. All rights reserved.

9. Virtualization Driving MAC Explosion  Virtualized Data Centers Large mobility domains Virtualization best practices Dynamic / shared infrastructure Ultimate flexibility and cost optimization  Data Center Requirements Increase number of VMs per server Highly scalability L2 table size  Architectural Concerns Security Management Compliance Mobility Domain NIC VM vSwitch NIC VM vSwitch Data Center Core Edge Layer 2 Network Server Page 9. © 2010 Extreme Networks Inc. All rights reserved.

10. Virtual Machine Explosion Page 10 VMs (100 per) VMs (32 per) VMs (8 per). © 2010 Extreme Networks Inc. All rights reserved.

11. Outsourcing Driving L3 Explosion  Managed Hosting Data Centers Customers with their own networks Smaller mobility domains Networking best practices  Data Center Requirements Network segmentation Highly scalable L3 table size  Architectural Concerns Silo’d infrastructure Sub-optimized infrastructure for ∎ Service Flexibility ∎ Cost Optimization (CAPEX /OPEX) NIC VM vSwitch NIC VM vSwitch Edge Layer 2 Network Layer 3 Network Data Center Core Layer 2 Network Mobility Domain 2 Server Mobility Domain 1 Page 11. © 2010 Extreme Networks Inc. All rights reserved.

12. Extreme Networks Datacenter Strategy the Efficient Pillar Page 12. © 2010 Extreme Networks Inc. All rights reserved.

13. XNV VM Lifecycle Management Page 13  Unprecedented network visibility, control and automation into the server virtualization environment  Ability to apply network-level capabilities (ACL’s, QoS, etc.) to the virtual machine using Virtual Port Profiles (VPP)  Ability to automatically track and enforce VPP as VMs move across the data center, not just across switch ports  VM inventory, location and history in a centralized location. © 2010 Extreme Networks Inc. All rights reserved.

14. Sync VM Management VSwitch Virtual Port Profile VM  EPICenter ® provisions across multiple Extreme Networks ® switches and integrates with hypervisor management  Centralized network level inventory  Switch detects movement of virtual machines  Switch dynamically provisions network parameters (Virtual Port Profiles) with the virtual machine: QoS, ACLs, Rate Limiting XNV Interop Demonstration Page 14. © 2010 Extreme Networks Inc. All rights reserved.

15. Extreme Networks Datacenter Strategy the Scalable Pillar Page 15. © 2010 Extreme Networks Inc. All rights reserved.

16. Direct Attach Reducing Network Tiers  Direct Attach eliminates multiple network tiers by directly switching virtual machines in aggregation or core of the network  Two key technologies enable the Direct Attach Architecture: Availability of high fan out modules (96 port I/O module) on the BlackDiamond ® chassis eliminates need for edge/TOR and/or Blade switch Enabling Virtual Machine switching in the network - eliminates the virtual switch tier  Enabled via an ExtremeXOS ® software module across complete data center product portfolio Page 16. © 2010 Extreme Networks Inc. All rights reserved.

17. Direct Attach Interop Demonstration Page 17  Live demo switching traffic between VM within a server, in the network  Network based tools such as ClearFlow rules applied to VMs to protect VMs against attacks  Leverages Red Hat KVM Hypervisor technology  Leverages existing Extreme Networks Data Center switching platform  Leverages ExtremeXOS ® for modular upgrade across entire portfolio Direct Attach Switch Infrastructure Direct Attach Switching Architecture. © 2010 Extreme Networks Inc. All rights reserved.

18. New Scalable Core and Edge Products  4 x 40G VIM modules  No Forklift Upgrades  Trials this calendar year Summit ® 40G  4x40G Blades  Up to 24 40G per chassis  Works with existing blades Single OS  No Forklift Upgrade  Trials this calendar year BlackDiamond ® 40G series modules for the BlackDiamond 8800 series switch family Scalable Core Scalable Edge Page 18. © 2010 Extreme Networks Inc. All rights reserved.

19. Complete Data Center Switching Portfolio DATA CENTER ACCESS Summit X650 8900-series modules Robust switching portfolio from Edge to Data Center with single operating system across product families to deliver highly resilient and highly scalable networks Summit X480 NEW Summit X450a SCALABLE DATA CENTER CORE 8900-xl series modules NEW EPICenter ® Summit ® Fixed Configuration BlackDiamond ® 8800 Chassis 1 Gigabit 10 Gigabit 10/100 – 10 Gigabit SummitStack™ ExtremeXOS ® Page 19 40 GbE Ready. © 2010 Extreme Networks Inc. All rights reserved.

20. Extreme Networks: “Four Pillars” Solution Network Topology Reduce Network Tiers Bandwidth and Performance Fixed and Modular Platforms Robust and Flexible Stacking Integration with VM Platforms Provision 1,000s of Switches across Multiple Sites Automated Configuration Network Profiles for VMs Heterogeneous (Best-of-Breed) support for Virtual Machines EPICenter ® single pane of glass VEPA 1G 10G 40G 100G Application Awareness & Support User Generated Scripts XML-enabled Infrastructure Open APIs Program & Application Integration Page 20. © 2010 Extreme Networks Inc. All rights reserved.

21. Conclusion Page 21  Strategy enables Data Centers to migrate from Physical infrastructures to Highly Virtualized infrastructures and then to Cloud  Executing on Strategy with new products: Highly scalable infrastructure products 40 GbE on chassis and stackables Direct Attach – Extreme’s architecture for reducing network tiers in the data center XNV – Network level VM Lifecycle Management  Significant progress across the 4 pillars  Live demonstration of all products at Interop – Las Vegas; April 26-28, 2010. © 2010 Extreme Networks Inc. All rights reserved.

22. © 2010 Extreme Networks Inc. All rights reserved.

23. Thank You © 2010 Extreme Networks Inc. All rights reserved.