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ules for each user based onthe type of resource he orshe wants to access and theaccess method being used, allspread across separate pagesin the management interface.A single rule can define accessfor an entire group of usersacross multiple resources usingmultiple access methods. Forexample, from one consolepage, administrators can definea single rule granting everyuser in a sales group access tosales-specific Web resources,file shares, and client/serverapplications from theirworkstations or their managedsmartphones.Taking advantage of thelayered approachThe comprehensive, layeredapproach to mobile accessprovided by SonicWALL AventailE-Class SRA appliances canprovide a wide range of benefits,including the following:• Effective remote accesssecurity: Effective remoteaccess security includescomprehensive accessmanagement policies basednot only on users, but alsoon the level of risk presentedby the users’ environments.Granular access enablesorganizations to customizesecure access for diverseendpoints rather than relyingon a single approach that mayor may not be appropriate fora given device.• Streamlined IT management:Unified Policy helps to simplifyuse and administration, easethe burden on IT resources,and reduce systemsmanagement costs. Theobject-based model is alsohighly scalable—for example,E-Class SRA appliances havebeen successfully deployedin global organizations withmore than 85,000 users. Thisscalability helps to reducerepetition for administratorsand simplify network changes.• Low total cost of ownership:In addition to helping reducemanagement costs, E-ClassSRA appliances help lowerIT costs by enabling networkmanagers to easily deployand manage a single secureaccess gateway to networkresources for both internal andexternal users—including Webbrowser–based, host-based,and client/server applications.The appliances can beclientless or use lightweightWeb-delivered clients, whichhelps reduce managementoverhead and support calls.They can also deliver highavailability, with integrated loadbalancing and active/activefailover on some models,helping eliminate the need fora third-party load balancer.• Business continuity: Inthe event of a businessdisruption, organizationscan quickly establish secure,appropriate access to anexpanded remote workforce.E-Class SRA appliances canprovide a secure applicationaccess gateway at primarydata centers and serve as agateway to hot, warm, or colddisaster recovery facilities.An optional SonicWALLAventail Spike License Packlets organizations temporarilyand cost-effectively increasetheir remote user count tothe maximum capacity oftheir E-Class SRA appliance,whether this capacity is afew dozen or a few thousandadditional users.• Increased productivity:Employees and partnerscan have appropriateyet controlled access toenterprise applications froma wide variety of devices andlocations, helping to deliverthe right information to userswhen and where they need it.E-Class SRA appliances alsoprovide session persistence,which lets mobile users retaina current session when theyswitch between networks—forexample, as they movebetween offices, cars, homes,and hotels—without needingto re-authenticate.Supporting the mobileworkforceA mobile workforce brings withit specific security challengesthat call for comprehensive,policy-based control of remoteaccess. Using this type ofapproach in conjunction withSonicWALL Aventail E-Class SRAappliances and Dell hardware,IT departments can simplifythe management of remoteaccess without sacrificingsophistication or driving upcosts. And they can meet thedual demands of providinghigh levels of security whilesupporting the flexible deliveryof vital information—and helpthe enterprise thrive in the eraof the mobile workforce.Patrick Sweeney is vicepresident of the productmanagement team atSonicWALL, where heoversees its networksecurity, content security,business continuity, andpolicy and managementproduct lines.Matthew Dieckman isthe product managerfor SRA solutions atSonicWALL, where hedrives the developmentroad map for SonicWALLSSL VPN products andservices.Learn moreSonicWALL AventailE-Class SRA appliances:www.sonicwall.comReprinted from Dell Power Solutions, 2010 Issue 2. Copyright © 2010 Dell Inc. All rights reserved.dell.com/powersolutions | 2010 Issue 02 103