User manual Sophos Anti-Virus 5.0 for Windows 2000/XP/2003 Document version 1.
Sophos Anti-Virus for Windows 2000/XP/2003 About this manual This user manual explains how to use Sophos Anti-Virus for Windows 2000/XP/2003, and how to configure • virus scanning • virus alerts • disinfection • logging • updating. The manual also provides help in resolving common problems.
Sophos Anti−Virus for Windows 2000/XP/2003 Contents About Sophos Anti−Virus.....................................................................................1 What is Sophos Anti−Virus?.........................................................................1 Sophos Anti−Virus window...........................................................................1 Sophos Anti−Virus system tray icon.............................................................3 What is on−access scanning?.......................
Sophos Anti−Virus for Windows 2000/XP/2003 Logging................................................................................................................42 Viewing the log for this computer................................................................42 Configuring the log for this computer..........................................................42 Viewing the log for an on−demand scan.....................................................43 Updating...............................................
About Sophos Anti−Virus This section includes the following. • What is Sophos Anti−Virus? • Sophos Anti−Virus window • Sophos Anti−Virus system tray icon • What is on−access scanning? • What is an on−demand scan? • What is a right−click scan? What is Sophos Anti−Virus? Sophos Anti−Virus is software that detects viruses, worms and Trojans on your computer or network. It can also disinfect infected items.
Sophos Anti−Virus for Windows 2000/XP/2003 About Sophos Anti−Virus Toolbar This contains buttons for getting help and navigating between the pages in the right−hand pane of the Sophos Anti−Virus window. Status This contains the status of on−access scanning, the number of items in Quarantine, the last time Sophos Anti−Virus was updated and the product version number. Help and information This enables you to contact Sophos technical support, and access help with Sophos Anti−Virus and information on viruses.
Sophos Anti−Virus for Windows 2000/XP/2003 About Sophos Anti−Virus Home page This is displayed in the right−hand pane when you open the Sophos Anti−Virus window. It includes the task list and the Available scans list. As you use the Sophos Anti−Virus window, the content of the right−hand pane may change. You can return to the home page by clicking the Home button. The task list is displayed at the top of the home page.
Sophos Anti−Virus for Windows 2000/XP/2003 About Sophos Anti−Virus What is a right−click scan? A right−click scan is a virus scan of selected item(s) in Windows Explorer, that you can run by right−clicking the selection to display a menu, and selecting Scan with Sophos Anti−Virus.
Checking the computer is protected This section includes the following. • Checking protection is on • Turning protection on or off for the computer Checking protection is on The computer is protected by on−access scanning. On−access scanning intercepts files as they are accessed, and grants access to only those that are virus free. When on−access scanning is active, a blue shield is displayed in the system tray. When on−access scanning is inactive, the shield is grey.
Sophos Anti−Virus for Windows 2000/XP/2003 Checking the computer is protected Anti−Virus system tray icon turns grey. In the Sophos Anti−Virus window, the Status menu is updated. Sophos Anti−Virus retains the settings you make here, even after you reboot the computer. If you have turned on−access scanning off, it remains inactive until you turn it on again.
Scanning items on demand This section includes the following. • What is an on−demand scan? • Scanning local disks • Setting up a scan • Scheduling a scan • Running a scan • Editing a scan What is an on−demand scan? An on−demand scan is a virus scan of the computer, or parts of the computer, that you can run immediately or schedule to run at another time. Scanning local disks To run a scan of all disk drives, including boot sectors, on the computer, do as follows.
Sophos Anti−Virus for Windows 2000/XP/2003 Scanning items on demand Setting up a scan 1. In the home page of the Sophos Anti−Virus window, click Set up a new scan to display the scan setup page. 2. In the Scan name text box, type a name for the scan. In the Items to scan panel, select the drives and folders you want to scan. To do this, click the check box to the left of each drive or folder. To learn about the icons that appear in the check boxes, refer to Representation of items to scan.
Sophos Anti−Virus for Windows 2000/XP/2003 Scanning items on demand Representation of items to scan In the Items to scan panel, different icons are displayed in the check box next to each item, depending on which items will be scanned. These icons are shown below with explanations. The item and all sub−items are not selected for scanning. The item and all sub−items are selected for scanning. The item is partially selected: some sub−items are not selected for scanning.
Sophos Anti−Virus for Windows 2000/XP/2003 Scanning items on demand If necessary, remove or edit a time by selecting it and clicking Remove or Edit, respectively. Type a user name and password. The scheduled scan runs with the access rights of that user. Click OK. Running a scan To run a scan that has been set up, do as follows. In the home page of the Sophos Anti−Virus window, in the Available scans list, select the scan you want to run. Click Start.
Sophos Anti−Virus for Windows 2000/XP/2003 Scanning items on demand You can't manually run a scan that you have scheduled. Scheduled scans are displayed in the Available scans list with a clock icon. A progress dialog box is displayed and the Activity summary appears in the Sophos Anti−Virus window. If any viruses are found, click More and refer to Disinfection. To stop scanning, click Stop scan.
Sophos Anti−Virus for Windows 2000/XP/2003 Scanning items on demand You can't manually run a scan that you have scheduled. Scheduled scans are displayed in the Available scans list with a clock icon. Click Save to save the scan or Save and start to save and run the scan. Representation of items to scan In the Items to scan panel, different icons are displayed in the check box next to each item, depending on which items will be scanned. These icons are shown below with explanations.
Sophos Anti−Virus for Windows 2000/XP/2003 Scanning items on demand The item and all sub−items are excluded from all on−demand scans, because of an on−demand exclusion that has been set up.
Scanning a single item This section includes the following. • Scanning a single item Scanning a single item You can scan a single item by performing a right−click scan. A right−click scan is a virus scan of selected item(s) in Windows Explorer, that you can run by right−clicking the selection to display a menu, and selecting Scan with Sophos Anti−Virus. 1. Open Windows Explorer. To do this, at the taskbar, click Start|Programs|Accessories|Windows Explorer. 2.
Restricting access rights This section includes the following. • Types of user • Changing membership of Sophos user groups Types of user Sophos Anti−Virus restricts access to certain parts of the software to certain types of user. This security is based on the user groups that have been set up in Windows on this computer. When Sophos Anti−Virus is installed, each user is assigned to one of the Sophos user groups depending on their Windows user group, as follows.
Sophos Anti−Virus for Windows 2000/XP/2003 Restricting access rights Changing membership of Sophos user groups To change the Sophos user group for a user, you must do as follows. (Refer to your Windows documentation if necessary.) 1. Use Windows to move the user from one Sophos user group to another. 2. When that user logs on to Windows again, they should find that their access rights have changed accordingly.
Changing settings for multiple users This section includes the following. • Changing settings for all computers • Changing settings for all users on the computer Changing settings for all computers To configure Sophos Anti−Virus on workstations from a central location on the network, refer to the Sophos Enterprise Console help.
Configuring scanning This section includes the following. • Changing types of file scanned • Excluding files from scanning • Changing when on−access scanning occurs • Scanning inside archive files • Scanning Macintosh files • Scanning all files Changing types of file scanned If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help. 1.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Scan all files Click this to enable scanning of all files, regardless of the filename extension. Allow me to control exactly what is scanned Click this to restrict scanning to only files with a particular filename extension, specified in the extension list. The extension list includes file types that Sophos recommends are scanned. Be careful if you alter the list as explained below. To add a filename extension to the list, click Add.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Excluding items from scanning If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help. The procedure described below applies to all on−demand scans. To exclude items from a particular on−demand scan, refer to Editing a scan. 1. In the home page of the Sophos Anti−Virus window, click Configure Sophos Anti−Virus. 2.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Excluded item To specify items that should be excluded from scanning, click Add. In the Exclude item dialog box, specify the type and name of the item to be excluded. Refer to Specifying excluded items. To remove items from the list of excluded items, click Remove. To change items in the list of excluded items, click Edit. Specifying excluded items In the Exclude item dialog box, select the Item type.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning causes Sophos Anti−Virus to exclude fred.bmp in the Miscellaneous folder on the C: drive. \\Server1\Users\Fred\Letter.rtf causes Sophos Anti−Virus to exclude Letter.rtf in the Fred folder in the Users share on Server1. If you don't specify the drive or share, Sophos Anti−Virus matches the path at the root of any drive or share.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Multiple filename extensions Filenames with multiple extensions are treated as if the last extension is the extension and the rest are part of the filename. For example, [filename].[extension1].[extension2] means the filename is [filename].[extension1] and the extension is [extension2]. Standard naming conventions The filename or path is validated against standard naming conventions (e.g.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Scanning inside archive files You can enable Sophos Anti−Virus to scan inside archive files. You can do this for • on−access scanning • on−demand scanning • scans run from a right−click menu. Scanning inside archives on access If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning 2. In the Configure page, click On−access scanning. 3. In the On−access scan settings for this computer dialog box, click the Scanning tab. 4. Select Scan inside archive files. To enable scanning inside only particular archive file types, click Advanced. In the Advanced scanning settings dialog box, select the archive file types that you want Sophos Anti−Virus to scan inside.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning 1. In the home page of the Sophos Anti−Virus window, in the Available scans list, select the scan you want to edit. Click Edit. 2. In the scan setup page, click Configure this scan. 3. In the Individual scan settings dialog box, click the Scanning tab. 4. Select Scan inside archive files. To enable scanning inside only particular archive file types, click Advanced.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning 1. On the Configure menu, click Right−click scanning. 2. In the Right−click scan settings for this user dialog box, click the Scanning tab. 3. Select Scan inside archive files. To enable scanning inside only particular archive file types, click Advanced. In the Advanced scanning settings dialog box, select the archive file types that you want Sophos Anti−Virus to scan inside.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Scanning Macintosh files on access If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help. 1. In the home page of the Sophos Anti−Virus window, click Configure Sophos Anti−Virus. 2. In the Configure page, click On−access scanning. 3. In the On−access scan settings for this computer dialog box, click the Scanning tab. 4.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning 3. In the Individual scan settings dialog box, click the Scanning tab. 4. Select Include Macintosh viruses. This enables Sophos Anti−Virus to scan executable Macintosh files. Scanning Macintosh files from a right−click menu 1. On the Configure menu, click Right−click scanning. 2. In the Right−click scan settings for this user dialog box, click the Scanning tab. 3. Select Include Macintosh viruses.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Scanning all files You can enable Sophos Anti−Virus to scan all files, regardless of the filename extension. You can do this for • on−access scanning • on−demand scanning • scans run from a right−click menu. Scanning all files on access If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help. 1.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning 4. Select Scan all files. Scanning all files on demand You can enable • all on−demand scans • a particular on−demand scan to scan all files. Enabling all on−demand scans to scan all files 1. In the home page of the Sophos Anti−Virus window, click Configure Sophos Anti−Virus. 2. In the Configure page, click On−demand extensions and exclusions. 3. In the On−demand extensions and exclusions dialog box, click the Extensions tab. 4.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Enabling a particular on−demand scan to scan all files 1. In the home page of the Sophos Anti−Virus window, in the Available scans list, select the scan you want to edit. Click Edit. 2. In the scan setup page, click Configure this scan. 3. In the Individual scan settings dialog box, click the Scanning tab. 4. Select Scan all files.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning Scanning all files from a right−click menu 1. On the Configure menu, click Right−click scanning. 2. In the Right−click scan settings for this user dialog box, click the Scanning tab. 3. Select Scan all files.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring scanning 34
Configuring alerts This section includes the following. • Desktop messaging • Email alerting • SNMP messaging • Event logging Desktop messaging If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help. Sophos Anti−Virus can display desktop messages like the one shown below when a virus is found. This applies only to on−access scanning.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring alerts Enable desktop messaging Select this to enable Sophos Anti−Virus to display desktop messages when a virus is found. User−defined message In this text box, you can type a message that will be added to the end of the standard message. Email alerting If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring alerts 3. In the Messaging dialog box, click the Email alerting tab. Set the options as described below. Enable email alerting Select this to enable Sophos Anti−Virus to send email alerts. Messages to send Select the events for which you want Sophos Anti−Virus to send email alerts. Scanning errors include instances when Sophos Anti−Virus is denied access to an item that it attempts to scan.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring alerts Configure SMTP settings SMTP server In the text box, type the host name or IP address of the SMTP server. Click Test to test that a connection to the SMTP server can be made. (This does not send a test email.) SMTP 'sender' address In the text box, type an email address to which bounces and non−delivery reports can be sent.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring alerts Event logging If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help. To enable Sophos Anti−Virus to add alerts to the Windows 2000/XP/2003 event log when a virus is found or an error occurs, do as follows. This applies to on−access, on−demand and right−click scanning. 1.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring alerts Messages to send Select the events for which you want Sophos Anti−Virus to send messages. Scanning errors include instances when Sophos Anti−Virus is denied access to an item that it attempts to scan. SNMP messaging If the Sophos Enterprise Console is used to administer Sophos Anti−Virus on workstations, it may override changes made here. To avoid this, refer to the console help.
Sophos Anti−Virus for Windows 2000/XP/2003 Configuring alerts Enable SNMP messaging Select this to enable Sophos Anti−Virus to send SNMP messages. Messages to send Select the events for which you want Sophos Anti−Virus to send email alerts. Scanning errors include instances when Sophos Anti−Virus is denied access to an item that it attempts to scan. SNMP trap destination In the text box, type the IP address or name of the computer to which alerts are sent.
Logging This section includes the following. • Viewing the log for this computer • Configuring the log for this computer • Viewing the log for an on−demand scan Viewing the log for this computer The log for this computer is a log of all scanning on the computer. 1. In the home page of the Sophos Anti−Virus window, click Configure Sophos Anti−Virus. 2. In the Configure page, click View log to display the log for the computer. 3.
Sophos Anti−Virus for Windows 2000/XP/2003 Logging C:\Documents and Settings\All Users\Application Data\Sophos\Sophos Anti−Virus\logs\SAV.txt 1. In the home page of the Sophos Anti−Virus window, click Configure Sophos Anti−Virus. 2. In the Configure page, click View log. 3. In the log page, click Configure log to display the Configure logging for this computer dialog box. Set the options as described below. Logging level To stop anything being logged, click None.
Sophos Anti−Virus for Windows 2000/XP/2003 Logging that scan was run. 1. In the home page of the Sophos Anti−Virus window, in the Available scans list, select the scan for which you want to view the log. Click Summary. 2. In the summary dialog box, click the link at the bottom. 3. From the log window, you can copy the log to the clipboard, or email or print the log. The times in the Time column refer to the local time zone, but those in the Message column refer to UTC.
Updating This section includes the following. • Updating immediately • Setting up automatic updating • Setting a source for updates • Setting an alternative source for updates • Scheduling updates • Updating via a proxy • Limiting the bandwidth used • Logging updates Updating immediately If you have installed Sophos Anti−Virus as recommended in Sophos documentation, updating occurs automatically. If you want to update Sophos Anti−Virus immediately, you can do so. 1.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating 2. Right−click the icon to display a menu, and select Configure updating. 3. In the Properties for Sophos AutoUpdate dialog box, click the Primary server tab and set the source for updates. Your administrator can give you the details you need to enter. 4. Click the Schedule tab and schedule updates.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating Setting a source for updates If you want Sophos Anti−Virus to update itself automatically, you must specify where it fetches updates from. 1. Locate the Sophos Anti−Virus icon in the system tray (shown below). 2. Right−click the icon to display a menu, and select Configure updating. 3. In the Properties for Sophos AutoUpdate dialog box, click the Primary server tab and enter the details needed as described below.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating If the User name needs to be qualified to indicate the domain, use the form domain\username. If you want to limit the bandwidth used, click Advanced. If you access the internet via a proxy server, click Apply and then Proxy Details. Note that some internet service providers require web requests to be sent to a proxy server. Setting an alternative source for updates You can set an alternative source for updates.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating Your administrator can give you the address and account details you need. User name If necessary, enter the User name for the account that will be used to access the server, and then enter and confirm the Password. If the User name needs to be qualified to indicate the domain, use the form domain\username. If you want to limit the bandwidth used, click Advanced. If you access the address via a proxy server, click Apply and then Proxy Details.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating If you want Sophos Anti−Virus to update itself at regular intervals, select Enable automatic updates. Then enter the frequency (in minutes) with which Sophos Anti−Virus will check for updated software. The default is 60 minutes. If the updates are downloaded directly from Sophos, you cannot update more frequently than every 60 minutes. If you update via a dial−up connection to the internet, select Check for updates on dial−up.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating 4. In the Proxy details dialog box, select Access the server via a proxy. Then enter the proxy server Address and Port number. Enter a User name and Password that give access to the proxy server. If the user name needs to be qualified to indicate the domain, use the form domain\username. Limiting the bandwidth used You can limit the bandwidth used for updating.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating 2. Right−click the icon to display a menu, and select Configure updating. 3. In the Properties for Sophos AutoUpdate dialog box, click the Primary server tab or the Secondary server tab as required. Then click Advanced. 4. In the Advanced settings dialog box, select Limit amount of bandwidth used and use the slider control to specify the bandwidth in Kbits/second.
Sophos Anti−Virus for Windows 2000/XP/2003 Updating 2. Right−click the icon to display a menu, and select Configure updating. 3. In the Properties for Sophos AutoUpdate dialog box, click the Logging tab. Ensure that Log Sophos AutoUpdate activity is selected. Then set other options as described below. When you want to open the log, click View Log File. Maximum log size Specify a maximum size for the log in MB. Log level You can select Normal or Verbose logging.
Disinfection This section includes the following. • What is disinfection? • Getting disinfection information • Setting up automatic disinfection • Disinfecting on demand • Disinfecting with a right−click scan • Recovering from virus side−effects What is disinfection? Disinfection removes a virus from a file or boot sector. However, it doesn't undo any actions the virus has already taken.
Sophos Anti−Virus for Windows 2000/XP/2003 Disinfection Sophos Anti−Virus connects you to the analysis of the virus on the Sophos website. Getting information via Quarantine manager Open Quarantine manager. To do this, in the home page of the Sophos Anti−Virus window, click Manage quarantine items. In the Virus name column, click the name of the virus you want to find out about. Sophos Anti−Virus connects you to the analysis of the virus on the Sophos website.
Sophos Anti−Virus for Windows 2000/XP/2003 Disinfection Disinfect items that contain a virus Select this to enable Sophos Anti−Virus to disinfect floppy disk boot sectors, documents, programs and anything else that is selected for scanning. Disinfection of documents does not repair any changes the virus has made in the document. (Refer to Getting disinfection information to find out how to view details on the Sophos website of the virus's side−effects.
Sophos Anti−Virus for Windows 2000/XP/2003 Disinfection Disinfecting on demand Sophos Anti−Virus can disinfect many infected items, or make them safe, when you run an on−demand scan. Any actions that Sophos Anti−Virus takes against infected items are logged in the log for the on−demand scan. 1. In the home page of the Sophos Anti−Virus window, in the Available scans list, select the scan for which you want to enable disinfection. Click Edit to display the scan setup page. 2. Click Configure this scan. 3.
Sophos Anti−Virus for Windows 2000/XP/2003 Disinfection a clean backup. Other actions against infected files You should use this option only if advised to by Sophos technical support. Sophos Anti−Virus can make an infected file safe in ways other than disinfection. Click Delete to dispose of the file. Click Move to to move the file to another folder, which you can select using Browse. Moving an executable file reduces the likelihood of it being run.
Sophos Anti−Virus for Windows 2000/XP/2003 Disinfection Disinfect items that contain a virus Select this to enable Sophos Anti−Virus to disinfect floppy disk boot sectors, documents, programs and anything else that is selected for scanning. Disinfection of documents does not repair any changes the virus has made in the document. (Refer to Getting disinfection information to find out how to view details on the Sophos website of the virus's side−effects.
Managing quarantine items This section includes the following. • What is Quarantine manager? • Dealing with viruses in quarantine • Configuring user rights for Quarantine manager What is Quarantine manager? Quarantine manager enables you to deal with all viruses found by a scan. Each item is here for one of the following reasons. • No disinfection options (disinfect, delete, move) were chosen for the scan that found the item.
Sophos Anti−Virus for Windows 2000/XP/2003 Managing quarantine items Select all/Deselect all Click these buttons to select or deselect all the items. This enables you to perform the same action on a group of items. To select or deselect a particular item, click the check box to the left of the item name. Clear from list Click this to remove selected items from the list, if you are sure they don't contain a virus. This doesn't delete the items from disk, however.
Sophos Anti−Virus for Windows 2000/XP/2003 Managing quarantine items Configuring user rights for Quarantine manager 1. In the home page of the Sophos Anti−Virus window, click Manage quarantine items. 2. In the Quarantine manager page, click Configure user rights for Quarantine manager. 3. In the Configure user rights for Quarantine manager dialog box, select the rights that each level of user should have, as explained below.
Sophos Anti−Virus for Windows 2000/XP/2003 Managing quarantine items Delete files Select this to enable Sophos Anti−Virus to dispose of infected files. Move files Select this to enable Sophos Anti−Virus to move infected files to another folder. Moving an executable file reduces the likelihood of it being run.
Troubleshooting This section includes the following. • System tray icon has a white cross • System tray icon is greyed out • Virus not disinfected • Virus fragment reported • Unable to access disk with infected boot sector • Unable to access areas of Sophos Anti−Virus • Getting further help System tray icon has a white cross If a white cross is superimposed on the Sophos Anti−Virus system tray icon, updating has failed. To find out more about an update failure, look at the update log.
Sophos Anti−Virus for Windows 2000/XP/2003 Troubleshooting 3. In the Proxy details dialog box, enter the proxy server address and port number, and the account details. Automatic updating is not correctly scheduled 1. Right−click the Sophos Anti−Virus system tray icon to display a menu. Select Configure updating. 2. Click the Schedule tab. If your computer is networked, or if you update via a broadband internet connection, select Enable automatic updates and enter the frequency of updating.
Sophos Anti−Virus for Windows 2000/XP/2003 Troubleshooting Virus fragment reported If a virus fragment is reported, contact Sophos technical support for advice. The report of a virus fragment indicates that part of a file matches part of a virus. There are three possible causes: Variant of a known virus Many new viruses are based on existing ones, so that code fragments typical of a known virus may appear in files infected with a new one.
Sophos Anti−Virus for Windows 2000/XP/2003 Troubleshooting Deselect the option when you have finished accessing the disk. Unable to access areas of Sophos Anti−Virus If you are unable to use or configure particular areas of Sophos Anti−Virus, it might be because access to these areas is restricted to particular types of user. Refer to Restricting access rights. Getting further help For technical support information, visit www.sophos.
Sophos Anti-Virus for Windows 2000/XP/2003 Copyright © 2004, 2005 by Sophos Plc All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording or otherwise unless you are either a valid licensee where the documentation can be reproduced in accordance with the licence terms or you otherwise have the prior permission in writing of the copyright owner.
