Symantec 10744983 Administration Guide - Page 118

118 Configuring email filtering Managing Email Firewall policies To import sender information from a text file 1 In the Control Center, click Policies > Sender Groups. 2 Click any of the Blocked Senders or Allowed Senders Lists. You can import entries for all of the Blocked Senders and Allowed Senders Lists in one import action, no matter which list you open. 3 Click Import. 4 In the Import dialog box, specify the location of the your text file with the sender information, and then click Import. Ensure that the sender information is formatted correctly. See "How Symantec Mail Security identifies senders and connections" on page 111. Symantec Mail Security merges data from the imported list with the existing sender information. 5 Click Save. To export sender information from your Blocked Senders Lists or Allowed Senders Lists 1 In the Control Center, click Policies > Sender Groups. 2 Click any of the Blocked Senders or Allowed Senders Lists. The entries for all Blocked Senders and Allowed Senders Lists are exported no matter which list you open. 3 Click Export. Your browser will prompt you to open the file from its current location or save it to disk. Enabling Open Proxy Senders, Safe Senders, and Suspected Spammers lists Symantec continuously compiles and updates the follwoing three Sender Reputation Service lists: Open Proxy Senders IP addresses that are either open proxies used by spammers or "zombie" computers that have been co-opted by spammers. Safe Senders IP addresses from which virtually no outgoing email is spam. Suspected Spammers IP addresses from which virtually all of the outgoing email is spam.