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Symantec Backup Exec 11d for Windows Desktop and Laptop Option: Best Practices for Planning and Deployment

How Backup Exec Desktop and Laptop Option delivers continuous data protection

Category: Backup & recovery

Date: , 15:00

Company: Symantec

The Symantec™ Desktop and Laptop Option (DLO) is an easy-to-use tool that provides automated file protection for desktops and laptops (collectively referred to as desktops). This best practices guide summarizes Symantec recommendations for planning and deploying DLO. For detailed information on using DLO, see the Backup Exec Administrator’s Guide.

DLO is a network-share-based protection and synchronization solution. Users can work and travel with peace of mind, knowing that their data is safe. Whether users require continuous backups, periodic scheduled backups, or manual backups, DLO delivers the flexibility they need. Users who have multiple desktops can use DLO to automatically synchronize data between their computers via a network share so they have the most up-to-date files no matter which computer they are using. Users can easily retrieve their own data through the intuitive user interface whether they’re in the office or on the road.

Because the Desktop and Laptop Option has a simple design, a separate, dedicated application server is not required, so this solution fits easily into existing infrastructures and complies with established company policies. In addition, DLO can use existing data storage to store backed-up data, enabling companies to adopt a solution for protecting desktops and laptops that doesn’t require additional hardware or personnel investments.

DLO is designed to meet the data protection needs of most customers without significant customization. For most organizations, installing and deploying DLO is quick and easy. For larger organizations or those with more complex requirements, DLO can be customized to meet a variety of specific data protection needs.

Symantec Backup Exec" 11d for Windows  Desktop andLaptop OptionBest Practices for Planning and DeploymentUntitled DocumentContentsExecutive summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4About DLO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4Determining desktop backup requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4Network topology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4Profile configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5Configuring DLO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5Default profile settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6Deploying DLO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7Determining the ideal hardware configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8Network configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8Media server hardware requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10Storage requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10File server hardware requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11Profile setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14Determining what to back up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14Determining when to back up data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16Default global excludes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16Desktop Agent rollout strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17Installing the Desktop Agent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17Desktop Agent installation options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18Conculsion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19Best Practices: Enterprise SecuritySymantec Backup Exec 11d for Windows Desktop and Laptop OptionUntitled DocumentExecutive summaryThe Symantec" Desktop and Laptop Option (DLO) is an easy-to-use tool that provides automatedfile protection for desktops and laptops (collectively referred to as desktops). This best practices guide summarizes Symantec recommendations for planning anddeploying DLO. For detailed information on using DLO, see the Backup Exec Administrator s Guide.About DLODLO is a network-share-based protection and synchronization solution. Users can work and travelwith peace of mind, knowing that their data is safe. Whether users require continuous backups,periodic scheduled backups, or manual backups, DLO delivers the flexibility they need.Users who have multiple desktops can use DLO to automatically synchronize data betweentheir computers via a network share so they have the most up-to-date files no matter whichcomputer they are using. Users can easily retrieve their own data through the intuitive userinterface whether they re in the office or on the road.Because the Desktop and Laptop Option has a simple design, a separate, dedicatedapplication server is not required, so this solution fits easily into existing infrastructures andcomplies with established company policies. In addition, DLO can use existing data storage tostore backed-up data, enabling companies to adopt a solution for protecting desktops and laptops that doesn t require additional hardware or personnel investments.DLO is designed to meet the data protection needs of most customers without significantcustomization. For most organizations, installing and deploying DLO is quick and easy. For largerorganizations or those with more complex requirements, DLO can be customized to meet a variety of specific data protection needs.Determining desktop backup requirementsTo determine organizational and user requirements for desktop and laptop backups, consider your network topology and your potential profile configuration. Network topology"  How many desktop and laptop users do you have, and are they located on the LAN or WANrelative to the administration and file servers?Symantec Backup Exec 11d for Windows Desktop and Laptop Option4Untitled Document" Do users currently back up data manually to network shares? If so, DLO can utilize these existingshares as network user data folders."  If you have users in multiple locations, is there IT support locally, or is it centralized?Profile configuration"  How can users be grouped to take advantage of common characteristics? For example, usersworking with vital technical or regulatory information that is constantly changing may requiremore frequent backups than users who do not work with critical data."  What is the quantity of data to be stored?"  What type of data do you want to protect? Will it be specific file types such as .doc or .pdf files,specific folders, or both?"  What data should be excluded from backups?"  How many versions of each file should be retained?"  How frequently do you want to back up user data? Will backups be scheduled, or will they be performed as files change?The answers to these questions will guide decisions about hardware and network configurationas well as determine how profiles will be designed to customize backups. The most successful deployments of DLO use a pilot process to determine backup requirements.In a small organization, this may be as simple as configuring one or two DLO users before installingDLO on all desktops. This provides an opportunity to identify potential problems early in the process.In a large organization, rolling out DLO to small groups of users also minimizes the impact of theinitial backups on the media server.Configuring DLOFor most DLO deployments, a standard DLO installation using the default settings will meet alldesktop and laptop data protection needs. Deployment of DLO can be accomplished quickly andwithout significant planning or deployment considerations.Note: Large organizations should consider additional planning and deployment options. See the Determining the ideal hardware configuration, Profile setup, and Desktop Agent rolloutstrategy sections of this guide for more information. 5Symantec Backup Exec 11d for Windows Desktop and Laptop OptionUntitled DocumentSymantec Backup Exec 11d for Windows Desktop and Laptop Option6Default profile settingsDLO uses a policy-based configuration mechanism called a profile to specify backup attributes forspecific groups of users. Users are assigned to a profile in which the DLO administrator grants orrestricts user rights to control data protection for a desktop computer. DLO provides a defaultprofile that contains the recommended default settings but also allows customization of profilesto meet the needs of various user groups.SettingsDescriptionDesktop data protectedThe default DLO profile protects data in the following locations:" The Microsoft Windows My Documents folder" The Internet Explorer My Favorites folder" Microsoft Outlook .pst files in their default location" All files on the desktop" IMB Lotus Notes files for a single user or multiuser installation" Lotus Notes archives for a single user or multiuser installationNote: Additional locations can be easily added to the profile. It is important that all desktop users store their data in a location that isbacked up by DLO.Revisions The default backup selections maintain the following number of revisions by default:" Desktop user data folder: 0 revisions" Network user data folder: 3 revisionsNote: When a desktop user is working offline, a revision is maintained inthe desktop user data folder until the computer is once again connectedto the network. Once connected, files are transferred from the desktopuser data folder to the network user data folder.User settingsThe Desktop Agent user interface is available to desktop users bydefault. Users can take the following actions:" Restore data" Add backup selections" Change backup selection encryption settings" Synchronize files with other computers" Modify the local disk quota size" Modify the backup schedule" Cancel scheduled or manual jobs" Work offlineBackup scheduleFiles are backed up whenever they change.Mail optionsMessage-level incremental backups are enabled for both Outlook .pstfiles and Lotus Notes email files.Table 1. Default profile settingsUntitled Document7Deploying DLOMost organizations use the standard DLO deployment with the default profile. Refer to the Backup Exec Administrator s Guide for detailed information on this process. The basic process is as follows:1. Install Backup Exec on the media server.2. From the Tools menu in Backup Exec, select Desktop and Laptop Option.3. Use the DLO configuration wizard to do the following:a. Set a Recovery Password.Note: The recovery password enables you to retrieve encrypted data that would otherwise be lost if the DLO database is damaged or corrupted. If this password is lost or forgotten, this data may be unrecoverable.b. Create one or more new profiles (optional).c. Create a storage location on the file server to store DLO backup files.d. Create one or more automated user assignments to automatically assign desktop users to a profile and storage location when they install DLO.4. Make any desired customizations to the profiles.5. Install the Desktop Agent on desktop computers.When the DLO Administration Console opens for the first time, the Recovery Password Wizardopens. You must set a recovery password using this wizard or DLO will not run.The recovery password enables you to retrieve encrypted data that would otherwise be lost if the DLO database is damaged or corrupted. Once set, this recovery password can only bechanged using the DLO command-line interface tools.If you are upgrading from Backup Exec DLO version 9.1, you must run the CreateRecoveryKeyscommand to create keys for Backup Exec DLO version 9.1 Desktop Agent users.Symantec Backup Exec 11d for Windows Desktop and Laptop OptionUntitled DocumentDetermining the ideal hardware configurationDLO is designed with the flexibility to operate on networks with a variety of structures. However,several factors can affect DLO efficiency and performance, and they should be considered in theplanning process for DLO. DLO requires both a media server and a file server. The media server includes theconfiguration database and administration console, while the file server is used to store thebackup files. Both the file server and media server can be located on the same computer. DLOinstallations with fewer than 1,000 users will generally require only one server with sufficientstorage capacity for all backed-up data; however, in larger enterprises, it may be desirable to haveone or more dedicated file servers and one or more separate media servers. One media server can typically host many file servers.Network configurationSeveral factors can affect the backup of desktop computers, including the physical location of the desktop in relation to the file server, the type of connection and link speed between desktopcomputers and the file server, the number of desktop computers backed up at each site, and the number of hops. "Centralized media server administration.Centralized media server administration provides a single point of management for all desktop backups."Distributed media server administration.In geographically dispersed organizations, it may bedesirable to distribute desktop backup administration to local sites. Maximizing the number ofdesktop users who back up to local servers reduces WAN traffic and increases data transferefficiency while providing local control.Table 2 summarizes the advantages and disadvantages of centralized vs. distributed media servers.ProsConsCentralized"Single point of management     "May require traffic over WANs and configurationfor loading and saving configuration "Single DLO database for backup    settings, periodic Agent status and disaster recovery purposes    updates, and alert dataDistributed"Isolates administrative traffic to    "No centralized management the local networkof DLO users and profiles"Provides local, independent controlTable 2. Centralized vs. distributed media server administrationSymantec Backup Exec 11d for Windows Desktop and Laptop Option8Untitled Document9Figure 1 shows common network configurations that work well with DLO. Data storage and mediaserver administration can be remote or local depending on the needs of the organization.Network configurationDescriptionSingle site with centralized file servers and administrationFor centralized organizations, DLO can be administeredwith single or multiple file servers at one location. Thiscan enhance uniformity of implementation and reduce the need for multiple support organizations.Multiple sites with local file servers and centralized administrationIn geographically dispersed organizations, local file servers can be used with centralized DLO administration. This allows for optimized backup speed while providing centralized administration. Some local IT support may be necessary for local server administration, but most DLO administrativetasks can be performed remotely.Multiple sites with distributed file servers and administrationWidely dispersed organizations with strong IT support at each location can implement DLO administration and file servers for each LAN. This allows for improvedcustomization and desktop user support as well as optimum data transfer speed.Figure 1. Sample network configurations for a DLO installationSymantec Backup Exec 11d for Windows Desktop and Laptop OptionUntitled DocumentMedia server hardware requirementsThe DLO media server hosts the DLO configuration database, which maintains user configurationsand general DLO server configurations. The size of the database is not affected by the file datasize; it is affected only by the total number of users and machines. Required storage space is notsignificant compared to the storage requirements for the file server.The configuration database is a Microsoft SQL Server 2005 Express Edition database bydefault; however, an SQL database can also be used. The database requires minimal management,but advanced database management is available through the command line.Determining which database to useBy default, DLO installs its own instance of SQL 2005 Express. DLO can also be manuallyconfigured to use an existing SQL 2005 Express, SQL Server 2000, SQL Server 2005, or MSDE2000 instance. You must use a local database instance. Remote instances are not supported.If you use an existing database instance, named pipes must be enabled. If DLO installs itsown SQL 2005 Express instance, named pipes will be enabled automatically.ProsConsSQL 2005 Express " Free" Limited to a single processor, (Recommended default)" Should be sufficient unless you back resulting in slower I/O to the up more than 1,000 Desktop Agents database under loadper media server" 4 GB table size maximum, although DLO is unlikely to reach this limitSQL Server" Allows reasonable scalability " Is more expensive; however, you beyond 1,000 Desktop Agentsdo not need to purchase a SQL " Includes database tools Server client license for each Desktop AgentTable 3. Comparing SQL 2005 Express and SQL ServerStorage requirementsThe amount of storage space required for desktop backups can be estimated through a pilotdeployment process or by calculation. A pilot deployment is recommended for the most accurateestimate in a given environment. Actual storage space utilized may vary, depending on the typeand amount of data that is actually backed up.Symantec Backup Exec 11d for Windows Desktop and Laptop Option10Untitled Document11Sizing method 1: Pilot deploymentPerform a pilot deployment and gather usage information for typical desktop users. Add sufficientpadding for growth and large user exceptions.Example:Size: Expected 1.5 GB per user on averageGrowth: x 100%Total: 3 GB per user; 3 TB total disk space required per 1,000 usersRecommendation: Reserve 3 TB of space for the disk storage locations for each 1,000 usersadded to the media server.Sizing method 2: CalculationUse the following formula to calculate data space requirements:[(Size of all users data to back up) (Compression ratio)] x (Number of copies) (Datachange expectation) x (Expected user data growth percentage) x (Addition of users and currentusers data growth)]Example: If you are backing up 50 GB of data, which is being compressed at 2:1,1and you arekeeping 3 copies of each file, 70% of which are expected to change at some point, then you wouldcalculate data space requirements as follows:50 GB 2 x 3 x .70 x 200% = 105 GB of data space requiredFile server hardware requirementsThe server configuration will be based on the number of users as well as the amount and type ofstored data. Backup efficiency is affected by the number of desktop computers backing up to theserver at one time. When there are many desktop computers in one location, it is important to sizethe file server appropriately, and it may be advantageous to install more than one file server.Sample file server configurationsSymantec has tested a variety of file servers to estimate the maximum number of Desktop Agentsthat can be supported for a given file server configuration. This data is based on Desktop Agentsbacking up in continuous mode. Scheduled or manually initiated backups may produce differentresults. Descriptions of the tested server configurations can be found in the Tested file serverconfigurations section of this guide.Symantec Backup Exec 11d for Windows Desktop and Laptop Option1The actual compression ratio will vary depending on the type of data backed up and should be verified.Untitled DocumentThe number of Desktop Agents supported on each system is listed in Table 4 and isdependent on concurrency ratios, which represent the percentage of clients that will back up to the server simultaneously. These numbers apply to day-to-day backups and do not representthe number of Desktop Agents that should perform the initial backup simultaneously. See the Desktop Agent rollout strategy section of this guide for more information about managing the initial Desktop Agent backup.ConfigurationNumber of Desktop Agents supportedLight loadMedium loadHigh load(10 MB/day)(50 MB/day)(100 MB/day)Low-end server1,0001,0001,000Standard serverHigh concurrency ratio: 5%4,3002,6001,900Medium concurrency ratio: 2.5%7,3003,8002,600Low concurrency ratio: 1%13,2005,7003,600High-end serverHigh concurrency ratio: 5%15,0006,2003,900Medium concurrency ratio: 2.5%21,2007,9004,800Low concurrency ratio: 1%31,00010,2006,100Table 4. Number of Desktop Agents supported on various systems Symantec Backup Exec 11d for Windows Desktop and Laptop Option12Untitled Document13The configuration of file servers used for testing is described in Table 5.File server typeDescriptionLow-end server" Processor: (2x) 1.0 GHz Intel Pentium III Xeon" Memory: 512 MB RAM" Network: Intel PRO/1000 MT Adapter" Database: MSDE" Disk configuration: System: 40 GB SCSI (1x; 40 GB; 7,200 rpm) Data: 80 GB IDE (1x; 80 GB; 7,200 rpm)80 GB IDE (1x; 80 GB; 7,200 rpm)Note: Combined network file server and DLO media serverMidrange server" Processor: (2x) 3.0 GHz Pentium 4 processor, hyperthreaded" Memory: 2 GB RAM" Network: Intel PRO/1000 F Server Adapter" Database: SQL Server 2000 Enterprise Edition" Disk configuration: System: RAID-1, 10,000 rpm SCSI disks Data: RAID-5, 10,000 rpm SCSI disksNote: Combined network file server and DLO media serverHigh-end server" Processor: (4x) 1.5 GHz Xeon processor, hyperthreaded " Memory: 3.5 GB RAM" Network: (2x) Intel PRO/1000 XF Server Adapter, load-balanced" Disk configuration: System: RAID-1 18 GB SCSI (2x; 18 GB; 10,000 rpm) Data: RAID-0 SCSI (1x; 80 GB; 10,000 rpm)RAID-0 SCSI (1x; 80 GB; 10,000 rpm)RAID-5 SCSI (8x; 140 GB; 10,000 rpm)Table 5. Tested file server configurationsAdditional considerations for file server sizingBus architectureHigh I/O throughput is a key factor in designing a DLO file server. A server with a PCI/X or PCI-Express bus is recommended. The network controller and disk controller should be on this busand not on the legacy PCI bus.RAIDDLO puts high file-write demands on the file server, which can significantly tax a RAID controller.The RAID controller should be an intelligent controller with built-in parity generation, not a host-based controller that uses the server CPU for parity generation. Parity RAID levels (3, 4, and 5) are not recommended for write-intensive applications. RAID 10 will give significantly betterperformance.Symantec Backup Exec 11d for Windows Desktop and Laptop OptionUntitled DocumentMemoryMore memory is always better. The minimum should be 1 GB. With 2 GB or more memory, theregistry should be changed to allow more physical memory to be used for file system caching. Bydefault, Windows will only use up to 512 MB of physical memory as cache. Setting the registry key HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/SessionManager/MemoryManagement/LargeSystemCache to 1 will enable Windows to use up to 960 MB of physical memory as cache.Note: This applies only to 32-bit versions of Windows. See http://support.microsoft.com/default.aspx?scid=kb;en-us;837331 for more information.Profile setupDLO uses profiles to apply settings to groups of similar desktop users. Profiles enable the DLOadministrator to customize the backup environment. Desktop users can be assigned to profilesautomatically based on their domain and group, or they can be individually assigned to profiles by the DLO administrator. Using profiles, the DLO administrator can determine what data to back up and when. Determining what to back upDLO uses Backup Selections in each profile to specify which folders will be backed up. Include and exclude filters are added to further clarify which files and subfolders within the specifiedfolder will be backed up.There are two types of excludes:"  Global Excludes are specified by the administrator in the DLO Administration Console andapply to every Backup Selection. Files and folders specified in a Global Exclude are neverbacked up."  Backup Selection Excludes apply only to the specific Backup Selection in which they are created.Excludes always take precedence over includes. For example, if you have a Backup Selectionfor the C:\Data directory, but exclude the C:\Data\junk folder in the same Backup Selection,nothing will be backed up in the C:\Data\junk folder, even if some files match a specified include.Symantec Backup Exec 11d for Windows Desktop and Laptop Option14Untitled Document15Note: Symantec recommends that you use a Backup Selection exclude if a specific profilerequires an exclude, but users of other profiles may have a need to back up the directory or filetype. Global Excludes should be used when the directory or file type should never be backed up.Backup strategiesThere are two options for includes and excludes in each Backup Selection: the include-onlystrategy and the everything-but strategy.Include-only strategy (recommended)When you select the Include and exclude only the items listed below option in the BackupSelection, you create a custom list of file types that will be included or excluded. If no includes arespecified when the Backup Selection is created, a * include is added, and all files that are notspecifically excluded are backed up. If a specific include is later specified, the default * selectionis removed, and only those files or folders specifically included are backed up.For example, if you create a Backup Selection for C:\Data and select the Include and excludeonly the items listed below option, but you do not provide any specific includes, all files notspecifically excluded by the Backup Selection or Global Excludes will be backed up. If you later add an include, such as *.doc, then only the *.doc files will be backed up.Use this option when:"  You want to tailor the scope of backups to meet specific organizational needs"  You need to specifically target the backup scope to reduce the amount of data backed upKeep in mind that users may store data in nonstandard locations or outside the selectedbackup area. Consider this to ensure that data is adequately protected by the defined backupscope.Everything-but strategyWhen you select the Include all file types option in the Backup Selection, all files in the selectedfolder are backed up unless the file type is specifically excluded in the global exclude list. Use this option when:"  File types and locations will vary across your environment"  You have little control over the desktop environment"  You want to protect all data, even if it increases costs and storage requirementsSymantec Backup Exec 11d for Windows Desktop and Laptop OptionUntitled DocumentSymantec Backup Exec 11d for Windows Desktop and Laptop Option16Keep in mind that the broad scope of backups may require significant storage space. Todetermine what to exclude, look at the pending files during backup, or look at what is taking upspace in the network and desktop user data folders. This can help refine the excludes.Determining when to back upSymantec recommends you use a continuous backup schedule. This keeps your files protected asthey change and provides the greatest level of protection. This schedule also reduces load on yournetwork and media server by spreading out backups throughout the work day.However, if you choose to use a scheduled backup mode, be sure to consider the amount ofchanged data that will be sent to your backup destinations simultaneously. Creating severalprofiles with staggered scheduled backup times will help reduce the load on your media server.Default Global ExcludesTable 6 contains a list of file types and folders excluded from all backups by default with theGlobal Excludes feature.FilterApplies to*.dat.logFiles*.ostFiles*~*.tmpFilesSystem volume informationFoldersthumbs.dbFiles~*.docFiles~*.tmpFilesTable 6. Default Global ExcludesUntitled Document17Symantec Backup Exec 11d for Windows Desktop and Laptop OptionDesktop Agent rollout strategyWhen deploying DLO to be provided to a large number of desktop users, it is best to roll it outincrementally to reduce the impact on network and file servers. This is important because whenthe Desktop Agent is first launched on a desktop computer, it immediately begins the initialbackup. If a large number of desktop computers begin the initial backup simultaneously, theimpact on the network and server could be significant. A small pilot deployment can minimize the impact of the initial backup while providing an opportunity to refine the backup strategy and profile settings.For example, if you are deploying 1,000 Desktop Agents, start with 15 users. Analyze thebackup results, and fine-tune the Backup Selections, if desired. Deploy 100 users per week toreduce the impact of initial backups on the network.Installing the Desktop AgentThe Desktop Agent is installed on each desktop computer by running the Desktop Agent installset. There are several ways to deploy the software. Table 7 summarizes the deployment options.Deployment methodsDescriptionPush installA push install is available for DLO using the Backup Exec installer. EmailProvide a hypertext link to a network share containing the install files.Web pageMake the install files available to desktop users via your company s intranet.Logon scriptsCreate a logon script to automatically install the DesktopAgent on selected computers.Microsoft Systems Management Server (SMS)Use this automated system to distribute the Desktop Agentinstall set to the desktop computers, which then initiate theinstallation. For more information about SMS, refer to yourMicrosoft documentation.CD-ROMPlace the contents of the \\media server\DLO Agent share on the CD-ROM. Users can then run setup.exe from the CD-ROM. The installed Desktop Agent will be correctly associated with the media server. Desktop users must be online the first time they launch DLO.Table 7. Desktop Agent deployment methodsUntitled DocumentSymantec Backup Exec 11d for Windows Desktop and Laptop Option18Note:Desktop Agent users are assigned to a specific server during installation. If you deployDLO using multiple media servers, you must install the Desktop Agents using the install set fromthe appropriate server.Desktop Agent installation optionsThe Desktop Agent installation can be customized to run silently, or to display a basic userinterface that does not allow the user to cancel the installation. This is done by modifying thesetup.ini file in the DLO Agent setup directory. In the setup.ini file, change the CmdLine that starts with /qf as shown in Table 8./qf optionResult/qnSilent installation. Note:For a completely silent installation, you must run setup.exe /s after modifying the setup.ini file. /qb!Basic user interface displayed. There is no cancel button.Table 8. Desktop Agent CmdLine installation optionsExamples:For a silent installation, edit CmdLine in the setup.ini file as follows:Original: CmdLine=/qf DEFAULTMEDIASERVER= Desktop3 LAUNCHCLIENT= 1 /l*v %TEMP%\DLOAgentInstall.log Modified: CmdLine=/qn DEFAULTMEDIASERVER= Desktop3 LAUNCHCLIENT= 1 /l*v %TEMP%\DLOAgentInstall.log For an installation with a basic interface but no option to cancel the installation, editCmdLine in the setup.ini file as follows:Original: CmdLine=/qf DEFAULTMEDIASERVER= Desktop3 LAUNCHCLIENT= 1 /l*v %TEMP%\DLOAgentInstall.log Modified: CmdLine=/qb! DEFAULTMEDIASERVER= Desktop3 LAUNCHCLIENT= 1 /l*v %TEMP%\DLOAgentInstall.log Untitled Document19Symantec Backup Exec 11d for Windows Desktop and Laptop OptionConclusionAll organizations have critical data on their desktops and laptops that needs to be protected, butmost IT managers would agree that current policy and infrastructure is not reliable. To easily meetan organization s needs and fit into existing infrastructure and policies, Symantec Backup Exec forWindows Servers offers the Desktop and Laptop Option. In addition to providing continuous dataprotection and support for all desktop and laptop users, this solution enables users to synchronizetheir data between multiple machines, allowing for easy access where they need it, whether they rein the office or on the road. Built-in technologies and wizards make installing and managing theproduct simple. Now IT managers can have confidence in their ability to protect users and theorganization from data loss without a great deal of additional hardware, staff, and expense. The Desktop and Laptop Option offers the following key benefits:"  Provides continuous disk-based backup protection whether the user is in the office or on the road"  Synchronizes files between desktops and laptops "  Integrates into existing IT infrastructure and policies, reducing total cost of ownership "  Enables users to restore their files quickly directly from disk"  With its lightweight design, eliminates the need for a dedicated application serverThe Symantec Backup Exec for Windows Servers Desktop and Laptop Option is a comprehensivedata protection solution designed to operate in a dynamic network hardware and softwareenvironment. For more information about the Backup Exec for Windows Servers Desktop andLaptop Option, please visit www.symantec.com. Untitled DocumentFor specific country offices andcontact numbers, please visitour Web site. For productinformation in the U.S., calltoll-free 1 (800) 745 6054.Symantec CorporationWorld Headquarters20330 Stevens Creek BoulevardCupertino, CA 95014 USA+1 (408) 517 80001 (800) 721 3934www.symantec.comCopyright 2006 Symantec Corporation. All rightsreserved. Symantec, the Symantec logo, and Backup Execare trademarks or registered trademarks of SymantecCorporation or its affiliates in the U.S. and other countries.Microsoft, Outlook, and Windows are registered trademarksof Microsoft Corporation in the United States and othercountries. Other names may be trademarks of their respec-tive owners. Printed in the U.S.A. 10/06 11305665About SymantecSymantec is the world leaderin providing solutions to helpindividuals and enterprisesassure the security, availability,and integrity of their information.Headquartered in Cupertino,Calif., Symantec has operationsin more than 40 countries.More information is available atwww.symantec.com.

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