© 2004 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice HP StorageWorks Enterprise File Services (EFS) WAN Accelerators March 2006

October 7, HP StorageWorks EFS WAN Accelerators The Big Picture

October 7, Wide-Area Data Services Today’s Remote Office ProblemsFileServersMailServersWebServers Filers TapeBackup Storage Data Center Remote Branch Office (RBO) TapeBackup FileServersMailServers Filers WAN Over 1 million RBOs in US alone >60% of data is in RBOs Corporate IT: Wants to cut costs and needs to control / protect data RBO Users: Want high performance access to corporate data Resources have been deployed to the edge to deliver performance--at the cost of information control…

October 7, Wide-Area Data Services Remote Office Categories Must Converge Network-Centric Problems: Need “More Bandwidth” Latency Kills Throughput Solutions Focus Network Compression QoS Measurement & Reporting TCP Optimization “WAN Optimization” Storage-Centric Problems: Site Consolidation – Servers/Storage Connect Islands of Storage Remote Site Backup Solutions Focus Copies of Files Locally “WAFS” (File caching) Application-Centric Problems: Web, , FTP, Database, etc. slow Response Times Apps Often Not Used... Too Slow Solutions Focus Speed up Specific Apps “Caching or Protocol Accelerators”

October 7, HP EFS WAN Accelerators WDS--A Converged Category Network-Centric Network Compression TCP Optimization Measurement & Monitoring QoS Storage-Centric WAFS – File Caching Application-Centric Web/Dynamic Caching Mail Caching “It’s not just a file, network, or application problem; it’s a remote office problem” Wide-area Data Services (WDS) Accelerating Applications over the Wide Area Superset of Current Categories Solves Remote Office Problems −Storage-oriented −Networking-oriented −Application Oriented “We reached the conclusion that WAFS must now be considered a subset of an even more encompassing category that we define here as Wide Area Data Services (WDS).” – Taneja Group

October 7, HP EFS WAN Accelerators Root Causes of Wide Area Problems Application Protocol Chattiness and Latency TCP Chattiness and Latency Limited WAN Bandwidth

October 7, HP StorageWorks EFS WAN Accelerators Product Information

October 7, HP StorageWorks Enterprise File Services (EFS) WAN Accelerators What are they? IT Appliances built on HP ProLiant platforms Deployed in Remote Sites and Data Center—peer-to-peer architecture −Preserve client-server relationships Intercept and accelerate TCP traffic (CIFS, NFS, HTTP, FTP, MAPI, MS- SQL, etc.) −Byte-level caching −Best-in-class compression / redundancy elimination −Latency optimization −Predictive traffic analysis What do they do? Eliminate WAN performance bottlenecks Accelerate applications designed for LANs to work well over high latency WAN links Enable site consolidation of servers & storage from RBOs to the datacenter Speed up backup & replication over WANs and help eliminate RBO backup Install completely transparent to clients, servers, and most importantly...users! WAN DATA CENTER REMOTE SITES WAN Accelerator Manager DL380 WAN Accelerator DL320 WAN Accelerator

October 7, HP EFS WAN Accelerators Features, Functions, and Benefits FeatureFunctionCustomer benefit Industry-leading WAN application acceleration Addresses multiple causes of WAN performance issues (bandwidth, latency, application chattiness) Reduced WAN traffic by 60-95% and up to 100x greater application performance over slow connections Enable Consolidation of Distributed IT Resources File and application servers can be consolidated to data centers to centralize their management & backup IT is able to gain tighter control over information, lower remote office TCO, and more easily meet regulatory requirements Two-way access to storage at LAN-like speeds over the WAN Data can be copied to the datacenter and backed up or replicated there Backup is handled by IT professionals at the datacenter, eliminating unreliable RBO local backup. Fail-through NIC OptionsPreserve access to remote servers in the event of hardware, software or power failure High availability--no reduction in connectivity due to failures Easy installation and seamless integration Based on HP ProLiant server hardware; preserve existing client-server relationships Up and running quickly with little or no interruption to the network infrastructure, clients or servers Optional WAN Accelerator Manager Fleet management of up to 500 appliances Centralized management, configuration, monitoring, and updates

HP StorageWorks EFS WAN Accelerators Technology Overview

October 7, HP EFS WAN Accelerators A multi-pronged approach Auto detection & interception Easy installation and configuration Scalable Data Referencing (SDR) Bandwidth optimization Transaction prediction Application protocol latency optimization Virtual TCP window expansion TCP latency optimization Transparent pre-population Improve performance for “cold” data TechnologyWhat does it do?

October 7, Client site Data center 2 ND Data center (No WAN Accelerator ) WAN HP EFS WAN Accelerators Auto Detection & Interception

October 7, HP EFS WAN Accelerators Scalable Data Referencing (SDR) Auto detection & interception Easy installation and configuration Scalable Data Referencing (SDR) Bandwidth optimization Transaction prediction Application protocol latency optimization Virtual TCP window expansion TCP latency optimization Transparent pre-population Improve performance for “cold” data What does it do?Technology

October 7, HP EFS WAN Accelerators Scalable Data Referencing (SDR) WAN SDR Data SDR Data An arbitrarily large amount of data can be represented by one reference. Central server controls access to files, hence consistency is guaranteed One segment can belong to many files Entire files can be represented by a single label Changes to files are easily incorporated into the label hierarchy

October 7, HP EFS WAN Accelerators Virtual TCP Window Expansion (VWE) Auto detection & interception Easy installation and configuration Scalable Data Referencing (SDR) Bandwidth optimization Transaction prediction Application protocol latency optimization Virtual TCP window expansion TCP latency optimization Transparent pre-population Improve performance for “cold” data What does it do?Technology

October 7, HP EFS WAN Accelerators VWE -- Normal TCP Packets 64KB 64 MB Divide traffic and send 64KB at a time across the WAN Send large file across the WAN (via WAN Friendly Protocol like FTP, HTTP, other) 64KB … With unlimited bandwidth and cross country latency the data transfer would take 60 seconds due to the TCP based round trips

October 7, HP EFS WAN Accelerators VWE -- TCP with compression appliances 64KB 64 MB Compress data at the packet level, below TCP layer. 64KB … Compression Each packet consumes less, bandwidth, but still bound by TCP latency With unlimited bandwidth and cross country latency the data transfer would still take 60 seconds due to the TCP based round trips Send large file across the WAN (via WAN Friendly Protocol like FTP, HTTP, other)

October 7, HP EFS WAN Accelerators Virtual TCP Window Expansion (VWE) 64 MB Original File 64KB … Original File 64KB 1 MB TCP Window Size ~WAN Accelerator Virtual Window Size The data transfer would take only 4 seconds due to the reduced TCP based round trips Data

October 7, HP EFS WAN Accelerators Sample Test Results – TCP Acceleration Latency impact before effect of transaction prediction (Compressing/Suppressing traffic before filling the TCP flow control window) -100 Mbps, 3MB Bulk Transfer, Averaged over 5 tests, Warm WAN Accelerator ~15x faster

October 7, HP EFS WAN Accelerators Transaction Prediction Auto detection & interception Easy installation and configuration Scalable Data Referencing (SDR) Bandwidth optimization Transaction prediction Application protocol latency optimization Virtual TCP window expansion TCP latency optimization Transparent pre-population Improve performance for “cold” data What does it do?Technology

October 7, HP EFS WAN Accelerators WAN client-server interaction ClientServer time File Before appliance deployment Open FID 100ms WAN Latency Read(1) 100ms WAN Latency Read(2) 100ms WAN Latency Read(n) 100ms WAN Latency File

October 7, HP EFS WAN Accelerators Transaction Prediction ClientServer HP WAN Accelerator [Open] Open File FID [FID] FID Read 1,2,3… File Data N1007N4559N3771 Read 1,2,3… After appliance deployment HP WAN Accelerator

October 7, HP EFS WAN Accelerators Dynamic Prediction ClientServer [Open X] Open X FID [FID] FID Read X & Y X & Y File Data N1007N4559N3771 Read Y [Open Y] Open Y Read X HP WAN Accelerator After appliance deployment HP WAN Accelerator

October 7, HP EFS WAN Accelerators Transparent pre-Population Auto detection & interception Easy installation and configuration Scalable Data Referencing (SDR) Bandwidth optimization Transaction prediction Application protocol latency optimization Virtual TCP window expansion TCP latency optimization Transparent pre-population Improve performance for “cold” data What does it do?Technology

October 7, HP EFS WAN Accelerators Transparent pre-Population of File Data SDR does great for data seen before, but less for data not seen, i.e. cold transfers RCU pre-populates new data to branch office WAN Accelerator before user ever asks for it End result: LAN-like performance even for data that is accessed the first time, always hot WAN Accelerator

October 7, HP EFS WAN Accelerators New v2.1 Features High-Speed TCP Optimization Increases utilization of high- bandwidth / high-latency links Proxy File Services (PFS) Enables disconnected operation What does it do?Technology

October 7, HP EFS WAN Accelerators High-Speed TCP Optimization—DL OC12 (622Mbps) T Long Fat Networks (LFNs) are very high bandwidth links that are often difficult to ‘fill’ due to existing TCP flow control “T” represents the actual average throughput – often a fraction of the full bandwidth Caused by slow start & congestion control algorithms Blue line represents throughput after EFS WAN Accelerator appliance deployment Congestion Control Protocol Dynamics are Improved Slower fall back / faster ramp up Time Bandwidth / Throughput Test ResultsBandwidthRTT LatencyThroughput A Baseline622 Mbps15 ms36 Mbps With DL WAN Accelerator622 Mbps15 ms600+ Mbps B Baseline622 Mbps100 ms5 Mbps With DL WAN Accelerator622 Mbps100 ms600+ Mbps

October 7, HP EFS WAN Accelerators Proxy File Service (PFS) WAN Remote Office Data Center Read-Write Access to PFS – Local Shares Read-Only Access to PFS – Broadcast Shares Broadcast Mode – Files Pushed out to Remote Office PFS Local Mode – Server Replicated Back to Data Center PFS File Servers Read-Write Access to Central Server – Global Shares X Standard Appliance Operation Access to Centralized File Server Over the WAN Continued Access to Files After WAN Failure

October 7, HP EFS WAN Accelerators How do they work?—A Multi-part Solution Bottleneck / Problem HP EFS WAN Accelerator Solution Benefit Not Enough Bandwidth Scalable Data Referencing (SDR) Removes up to 95% of repetitive TCP traffic from the WAN TCP Chattiness and Latency Virtual Window Expansion (VWE) Window Scaling Address WAN latency and its effects on TCP performance Low-Speed and High-Speed TCP optimizations Increase throughput of low-bandwidth links and increase utilization of high bandwidth / high latency links Application Chattiness and Latency Application Specific Optimizations Transaction Prediction Optimize the performance of specific applications (CIFS, MAPI, MS-SQL) Slow “Cold” Performance Transparent Pre-populationEnsures appliance caches are always “warm” WAN FailureProxy File Service (PFS) Local file access that can still be available even if WAN goes down.

October 7, HP EFS WAN Accelerators Key HP differentiators Industry-leading WDS technology: −Combines multiple types of WAN optimization into one product (bandwidth, transport protocol and application protocol) Competing solutions typically address only one (or at most two) of these −Removes repetitive WAN traffic for all applications running on TCP (CIFS, NFS, HTTP, FTP, MAPI) Caching solutions (Cisco, Tacit Networks) only optimize one type of traffic (file systems) −Addresses both WAN bandwidth and latency issues, creating greater performance in overall throughput HP ProLiant Hardware: Based on HP ProLiant Servers and can be managed as any ProLiant server for a smoother transition into a customer’s environment  HP Systems Insight Manager--provides common fault, configuration, performance, and asset management across all HP server and storage assets  HP Lights-out technology—allows remote monitoring and diagnosis of the appliance even if the server has crashed or is otherwise not communicating The HP Advantage: HP offers systems expertise and a complete breadth of products and services to deliver end-to-end solutions for enterprise customers with branch offices HP Services −First year 24x7 software support / upgrades free of charge −First year 24x7 four-hour response hardware warranty uplift

October 7, HP EFS WAN Accelerators Product Offerings EFS WAN Accelerator and WAN Accelerator Manager SKUs DL (AE351A)  512Kbps, 200 TCP connections, 80GB SDR cache DL (AE352A)  2Mbps, 625 TCP connections, 80GB SDR cache, 100GB PFS capacity DL (AE354A)  4Mbps, 1300 TCP connections, 150GB SDR cache, 210GB PFS capacity DL (AE356A)  10Mbps, 2400 TCP connections, 250GB SDR cache, 210GB PFS capacity DL (AE357A)  45Mbps, 4500 TCP connections, 512GB SDR cache, 210GB PFS capacity DL320-M25 (AE358A)  Central management for up to 25 appliances; 80GB raw storage CTO Options N4c 4-port 1000TX Bypass NIC  Also available as upgrade kit for installed appliances (AE366A) N2c 2-port 1000TX Bypass NIC N2f 2-port 1000SX Bypass NIC Optional License Key Upgrades M50 Manager LTU (AE362A)  Increases max # of WA appliances managed from 25 to 50 M100 Manager LTU (AE363A)  Increases max # of WA appliances managed from 50 to 100 M200 Manager LTU (AE364A)  Increases max # of WA appliances managed from 100 to 200 M500 Manager LTU (AE365A)  Increases max # of WA appliances managed from 200 to 500 DL WAN Accelerator DL WAN Accelerator DL320-M25 WAN Accelerator Manager *All SKUs include one-year 24x7 s/w support and 24x7 h/w uplift

October 7, HP EFS WAN Accelerators Competitive Landscape HPCisco Tacit Networks / Brocade Juniper / PeribitOrbital DataF5 / Swan Labs Product(s) HP EFS WAN AcceleratorFile Engine iShared / Tapestry WAFS WX/WXC Series Orbital 6000 seriesWANJet TCP Optimization for All TCP Traffic YesNo Yes Optimizes CIFSYes No Optimizes MAPIYesNoAttachments only YesNo Optimizes MS-SQLYesNo Optimizes HTTPYesNo YesNoYes Optimizes NFSRoad mapYes No LFN OptimizationYesNo YesNo Local File Storage (Hybrid) Yes No Network Compression YesNo YesNoYes Optimizes WebYesNo Yes Stores all TCP traffic on disk YesOnly File System Traffic WXC OnlyNo Transparent Deployment YesNo Yes

October 7, HP EFS WAN Accelerators Product Services Overview Hardware Standard ProLiant hardware warranty (3/1/1 on DL320-based models; 3/3/3 on DL380-based models) One year 24 x 7 / 4 hour response uplift included Software – includes OS Standard 90-day software media defect warranty One year 24 x 7 software advisory and remedial software telephone support plus new version license rights included Services Installation by HP Services optional for all models Complete line of HP CarePack service upgrades available HP Consulting and Integration IT Consolidation Practice—HP C & I Services architects IT consolidation solutions and deployment plans, including appliances required and expected ROI

October 7, HP EFS WAN Accelerators Additional information HP StorageWorks Enterprise File Services home page: −Product information / FAQs −Product specs / Datasheet −Solution whitepapers HP NAS Team ‘Index’ −Competitive Briefs −Sales tools −In-depth training material HP EFS WAN Accelerator Product Marketing Manager Dirk Kunselman (970) HP EFS WAN Accelerator Architect Gary Thunquest (970)

October 7, HP StorageWorks EFS WAN Accelerators Performance Results

October 7, Sharing a 2.6MB DOC file over a 128Kbps 80ms r/t link Warm - 99 Times Faster - 1/300 Bytes Transferred Large accounting firm Document exchange over WAN HP EFS WAN Accelerators Performance Example Time in seconds Native WAN Cold WAN Accelerators Warm WAN Accelerators 190 seconds 110 seconds 2 seconds

October 7, Large financial institution ing attachment 80 ms 1.5Mbps Scenario T1, 80 ms Round Trip Time (Latency) 3 MB PowerPoint via MAPI Opening a Message w/ 3 MB Attachment Actual Throughput: 487 Kbps Expectation: 15 sec Actual: 45 sec (3x slower) 487 Kbps Actual Throughput Round Trip Time (RTT) Expected Throughput Nominal Throughput HP EFS WAN Accelerators Performance Example

October 7, ms 1.5Mbps 487 Kbps Actual Throughput Round Trip Time (RTT) Expected Throughput Nominal Throughput ~ ~ Throughput with Warm WAN Accelerator 13.9 Mbps 22.9 Mbps Maximum MAPI Throughput on LAN With WAN Accelerators Throughput: 13.9 Mbps Transfer time: 1.7 sec ~30x Faster; 1/34 Bytes Trans. With WAN Accelerators Throughput: 13.9 Mbps Transfer time: 1.7 sec ~30x Faster; 1/34 Bytes Trans. Large financial institution ing attachment HP EFS WAN Accelerators Performance Example

October 7, WAN Accelerator results with CAD files Seconds Bytes Transferred over the WAN - Only 7 Seconds; 48 Times Faster - 1/384 th the Bytes Transferred over the WAN - T1.5 mbps pipe; 80 ms r/t latency - CIFS Transfer of 48MB of CAD Files No Accelerator 1 st Transfer with Accelerator 2 nd, & 3rd Transfer with Accelerator HP EFS WAN Accelerators Performance Example

October 7, HP EFS WAN Accelerators Satellite transfer No Accelerator

October 7, HP EFS WAN Accelerators Independent Testing 4 CIFS 8 MAPI 105 1, HTTP 12 FTP 1, Without HP EFS WAN Accelerator Technology With HP EFS WAN Accelerator Technology CIFS Test: 12MB CAD drawing over 128Kbps link MAPI Test: 4MB attachment over 512Kbps link HTTP Test: 26MB over 1.5Mbps link FTP Test: 8MB over 1.5Mbps link Time to complete (in seconds) Better Worse

October 7, HP StorageWorks EFS WAN Accelerators Backup and Data Replication

October 7, Two components to the problem: Remote office data backup −Protect data hosted on all servers and desktops at the remote site −No professional IT staff at remote site −Difficult to ensure consistent reliable backup execution Data replication to DR site −Ensure a single cataclysmic event will not destroy corporate data repository −Create and maintain alternate copy of corporate data at DR site −Fast data transfer speeds are critical Increases flexibility and frequency of replication transfers Allows greater amounts of data to be replicated HP EFS WAN Accelerators Backup and Disaster Recovery

October 7, Storage HEADQUARTERS Tape Backup BRANCH OFFICE BRANCH OFFICE Backup Server Data backup and replication solutions Using HP EFS WAN Accelerators Tape Backup DATA REPLICATION SITE Storage BRANCH OFFICE BRANCH OFFICE SAN SDR High-Speed TCP Clients Servers WAN Accelerator Clients Data Replication to DR Site Remote Office Backup Remote Office Backup WAN (DS-3 or smaller) High-Speed WAN (OC-3, OC-12) WAN Accelerator WAN Accelerator WAN Accelerator WAN Accelerator WAN Accelerator WAN Accelerator

October 7, HP EFS WAN Accelerators Backup and disaster recovery solutions (1) Remote office backup −Consolidate application servers and tape to primary data center −HP WAN Accelerators facilitate remote office access to centralized application servers −Backup process consolidated to main data center (2) Disaster recovery with “normal” WAN (DS-3 or slower) −Asynchronous replication only −“Virtual Bandwidth” through SDR −Cost-effective, use your existing WAN (3) Disaster recovery with “high-speed” WAN (OC-3 to OC-12) −For replicating >1TB of data −Synchronous or asynch replication (depends on distance) −Fill the pipe with HP high-speed TCP

October 7, RCU is an add-on module to the WAN Accelerator that provides dramatic acceleration of data backup operations over the WAN RCU can be used to perform transparent pre-population to mitigate WAN Accelerator performance penalty caused by cold hits RCU is useful for two types of applications −Data backup from branch office to data center −Data distribution from data center to branch office HP EFS WAN Accelerators Remote Copy Utility (RCU)

October 7, HP EFS WAN Accelerators Performance Results – Backup 5GB of data over a 256Kbps, 100ms link Incremental backup* Copy utility used RoboCopy or MS Backup Remote Copy Utility (RCU) with Existing Back up Software in Data Center Without WAN Accelerator 7.0 hours With WAN Accelerator 1.5 hours0.5 hours * Incremental backup is 10% of files, which have 10% of their data randomly changed

October 7, HP StorageWorks EFS WAN Accelerators Deployment Options

October 7, HP EFS WAN Accelerators In-Band Deployment Router WAN Accelerator L2 Switch CLI or Web Based Mgmt. WAN or VPN Firewall Or VPN Transparent configuration for clients, servers, routers Simplest deployment scenario All network traffic on both remote and data center sides flows through the WA By-pass NIC maintains WAN connectivity on power/system failure Servers Router WAN Accelerator L2 Switch Firewall Or VPN Remote Office Data Center Clients

October 7, HP EFS WAN Accelerators Selective In-Band Deployment Router WAN Accelerator L2 Switch CLI or Web Based Mgmt. WAN or VPN Firewall Or VPN Acceleration applied only to network traffic associated with specific clients & servers Subset of network traffic on both remote and data center sides flows through the WA By-pass NIC maintains WAN connectivity on power/system failure Servers Router WAN Accelerator L2 Switch Firewall Or VPN Remote Office Data Center Clients

October 7, HP EFS WAN Accelerators Server side Out-of-Band Deployment Router WAN Accelerator L2 Switch CLI or Web Based Mgmt. WAN or VPN Firewall Or VPN Transparent configuration for clients, servers, routers Only accelerated traffic goes through data center WA Fixed target rules in remote office WA causes optimized connections to be routed through the data center WA By-pass NIC maintains WAN connectivity on power/system failure in Remote Office Servers Router WAN Accelerator L2 Switch Firewall Or VPN Remote Office Data Center Clients

October 7, HP EFS WAN Accelerators Client & Server Out-of-Band Deployment Router WAN Accelerator L2 Switch CLI or Web Based Mgmt. WAN or VPN Firewall Or VPN Transparent configuration for clients and servers (routers require PBR or WCCP configuration changes) Only accelerated traffic goes through remote & data center WAs Fixed target rules in remote office WA causes optimized connections to be routed through the data center WA Servers Router WAN Accelerator L4 Switch/Router (WCCP or PBR Configured) Firewall Or VPN Remote Office Data Center Clients

October 7, HP EFS WAN Accelerators Serial Clustering Router WAN Accelerator #1 L2 Switch CLI or Web Based Mgmt. In-Path Deployment WAN or VPN LAN Firewall Or VPN WAN Accelerator #2 For Data Center or Remote Site Active / Passive clustering configuration (v1.2) Both WA’s optimize traffic (v2.x) Automatic overflow balancing between WA’s (v2.x)

October 7, HP EFS WAN Accelerators Active-Active Parallel Clustering RouterSwitch WAN or VPN LAN WAN Accelerator #1 Firewall or VPN CLI/Web Based Mgmt. RouterSwitch Firewall or VPN For Data Center or Remote Site For customer locations with two or more WAN routing points Works with per-connection load balancing Connection Forwarding (v2.x) addresses asymmetric routing on Data Center Site Router configuration required to prefer links with WAN Accelerator Traffic optimized even in case of link or WAN Accelerator failure WAN Accelerator #2 In-Path Deployment

October 7, HP EFS WAN Accelerators Active-Active Serial Clustering RouterSwitch WAN or VPN LAN WAN Accelerator #1 Firewall or VPN CLI/Web Based Mgmt. RouterSwitch Firewall or VPN For Data Center or Remote Site For locations with two or more WAN routing points Traffic optimized even in case of link or WAN Accelerator failure Spill-over TCP connection distribution Cache synchronization between WAN Accelerators Uses dual 4-port bypass NIC cards in each WAN Accelerator WAN Accelerator #2 In-Path Deployment

October 7, HP EFS WAN Accelerators Clustering with L4 Switch Router L4 Switch CLI & Web Based Mgmt. WAN or VPN WAN Accelerator Cluster Firewall or VPN LAN For Data Center or Remote Site Uses Policy Based Routing (PBR) For Cisco Routers & Switches use “Multiple Tracking Options” Active-Active Load Balancing Configurations Available Virtual In-Path Deployment

October 7, HP EFS WAN Accelerators Clustering with WCCP Router L4 Switch CLI & Web Based Mgmt. WAN or VPN WAN Accelerator Cluster Firewall or VPN LAN For Data Center or Remote Site WCCP recognizes two or more WAN Accelerator appliances WCCP provides load balancing and failover among multiple WAN Accelerators Virtual In-Path Deployment

October 7, HP EFS WAN Accelerators Clustered Out-of-Path Deployment Router Switch Out-of-Path Deployment WAN or VPN Data Center LAN Firewall or VPN File Servers Mail Server NAS App Servers CLI/Web Based Mgmt. For Data Center Only Client-side WA re-directs request to data center WA’s WA’s initiate requests to servers on behalf of clients Alternative WA’s act as backup to primary WA’s Backup WA’s can also act as primary for other connections to achieve load balancing WAN Accelerator Cluster

October 7, HP EFS WAN Accelerators Clustering with Interceptor Box (Future) Router WAN Accelerator Interceptor CLI & Web Based Mgmt. WAN or VPN WAN Accelerator Cluster Firewall or VPN LAN For Data Center Only HP Interceptor re-directs traffic to clustered WAN Accelerator appliances Dynamic load balancing among clustered WAN Accelerators Add more clustered WAN Accelerators “on demand” Virtual In-Path Deployment

October 7, HP StorageWorks EFS WAN Accelerators Management

October 7, HP EFS WAN Accelerators Management Features Overview HP EFS WAN Accelerator Manager −Provides central management of up to 500 appliances −Provides fleet management Monitors health, throughput & acceleration done Performs SW updates to groups of nodes −Separate product packaged as an appliance Recommended (not required) for deployments of >10 appliances HP ProLiant management −Pre-installed agents for seamless integration into HP ProLiant environments HP Systems Insight Manager (SIM) Full Integrated Lights-out (iLO) support

October 7, HP StorageWorks EFS WAN Accelerators Summary

October 7, HP EFS WAN Accelerators Up to 100x faster access for branch office applications Increase Throughput of All TCP Applications −Minimize WAN Traffic—20x increase in effective bandwidth −Minimize WAN Round Trips (Transport & Application) −LAN-like performance for end-users at remote sites and branch offices Multi-Layer Optimizations −Application-Independent Foundation −Incremental Application-Specific Latency Optimizations Simple Deployment −Transparent to Clients & Servers −Requires No Routing Changes −Seamless integration into existing ProLiant environments Solves an Array of Critical IT Problems −Application Performance −Bandwidth Optimization −Site Consolidation--40% reduction in TCO for remote office infrastructures −Improved regulatory compliance by centralized management of data −More reliable data protection WAN File Servers Mail Servers Web Servers Filers Tape Backup Storage Remote branch office Data Center

October 7, HP EFS WAN Accelerators Additional information HP StorageWorks Enterprise File Services home page: −Product information / FAQs −Product specs / Datasheet −Solution whitepapers HP EFS WAN Accelerator Product Marketing Manager Dirk Kunselman (970) HP EFS WAN Accelerator Architect Gary Thunquest (970)