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và các editor@syngresspublishing.com địa chỉ người gửi an toàn của bạn List.The editor@syngresspublishing.com địa chỉ sau đó sẽ được phép vào hộp thư của bạn, nhưng tất cả các địa chỉ e-mail khác với các tên miền syngresspublishing.com sẽ được gửi đến thư mục Junk E-mail của bạn. | 254 Chapter 10 Protecting Against Viruses Cleaning Up After a Virus Outbreak You might wonder what to do if you should learn one day that your antivirus product s signature isn t up to date and your users mailboxes are suddenly bombarded by some kind of malicious e-mail virus. Well if you re lucky the vendor will quickly provide a signature update and you might have the opportunity to scan all mailboxes on your Exchange server and have the virus scanner remove any infected messages from the mailboxes. But what do you do if that isn t an option ExMerge comes to the rescue.You probably know ExMerge as a utility to export and import mailboxes to or from .pst files during Exchange server migrations but ExMerge can be used for a lot more including being used as a virus cleanup utility. TgFriEA By the Book. Administrators frequently use the ExMerge.exe tool to back up mailbox data or migrate it from one mailbox to another. ExMerge is designed to copy mailbox data into a personal folder file .pst that can then be imported to another mailbox. However you can also use ExMerge to extract specific messages from mailbox stores to .pst files and then delete the .pst files instead of importing them into new mailbox stores. In this section you ll see step by step how it s possible to strip a specific e-mail borne virus from your user s mailboxes using the ExMerge utility. Let s begin 1. Start by grabbing the most recent version of ExMerge 2003 from www.microsoft.com exchange downloads 2003.asp. 2. Place a copy of ExMerge in the C Program Files Exchsrvr Bin folder. 3. Make sure you have the proper permissions to access your users mailboxes. Read more in MS KB 262054 XADM How to Get Service Account Access to All Mailboxes in Exchange 2000 at support.microsoft.com id 262054. 4. Execute Exmerge.exe then click Next. Protecting Against Viruses Chapter 10 255 5. Select Extract or Import Two Step Procedure and click Next see Figure 10.2 . Figure 10.2 ExMerge Extract or Import Two Step .
