Difference between revisions of "Increase in Spam Score After Upgrading to Version 6.0.7"

(Created page with 'In the upgrade to 6.0.7, the spam-assassin cf files were updated using the latest updated files provided by SpamAssassin. SpamAssassin changed the score of the RCVD_IN_PBL score…')
 
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In the upgrade to 6.0.7, the spam-assassin cf files were updated using the latest updated files provided by SpamAssassin.  SpamAssassin changed the score of the RCVD_IN_PBL score from 0.905 to 3.335Because of this when addresses are listed on the PBL lists they are scored with a higher negative score and the overall spam score is significantly higher.  To return this score back to the 6.0.6 level, you will need to make the following changes:
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In the upgrade to 6.0.7, the spam-assassin cf files were updated using the latest updated files provided by SpamAssassin.  In these files there has been a number of changes to the way SpamAssassin will score messagesThe following are changes that have been made that has significantly increased the spam score  
  
Go to /opt/zimbra/conf/spamassassin/ and edit 50_score.cf file, locate and change  
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RCVD_IN_PBL score in 6.0.6 was 0.905, in 6.0.7 the score is now 3.335.  To return this score back to the 6.0.6 level, you will need to make the following changes:
 +
  Go to /opt/zimbra/conf/spamassassin/ and edit 50_score.cf file, locate and change  
 +
 
 +
    score RCVD_IN_PBL 0 3.558 0 3.335 # n=0 n=2
 +
  To
 +
    score RCVD_IN_PBL 0 0.509 0 0.905 # n=0 n=2
 +
 
 +
  Edit STATISTICS-set1.txt file, locate and change
 +
 
 +
    39.995  58.9770  0.0262    1.000  0.94    3.56  RCVD_IN_PBL
 +
  To
 +
    20.145  31.4714  0.1790    0.994  0.65    0.51  RCVD_IN_PBL
 +
 
 +
  Edit  STATISTICS-set3.txt file, locate and change
 +
 
 +
    39.995  58.9770  0.0262    1.000  0.94    3.33  RCVD_IN_PBL
 +
  To
 +
    20.145  31.4714  0.1790    0.994  0.65    0.91  RCVD_IN_PBL
  
    score RCVD_IN_PBL 0 3.558 0 3.335 # n=0 n=2
 
  
to
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To have the system load the changes you will need to restart the spam filter by running;
 
 
    score RCVD_IN_PBL 0 0.509 0 0.905 # n=0 n=2
 
 
 
Edit STATISTICS-set1.txt file, locate and change
 
 
 
    39.995  58.9770  0.0262    1.000  0.94    3.56  RCVD_IN_PBL
 
 
 
to
 
 
 
    20.145  31.4714  0.1790    0.994  0.65    0.51  RCVD_IN_PBL
 
 
 
Edit  STATISTICS-set3.txt file, locate and change
 
 
 
    39.995  58.9770  0.0262    1.000  0.94    3.33  RCVD_IN_PBL
 
 
 
to
 
 
 
    20.145  31.4714  0.1790    0.994  0.65    0.91  RCVD_IN_PBL
 
 
 
Restart the spam filter by running;
 
  
 
     zmantispamctl stop
 
     zmantispamctl stop
 
     zmantispamctl start
 
     zmantispamctl start
  
Note:  These files could be replaced the next time you upgrade your system.
+
'''''Note:  These files could be replaced the next time you upgrade your system'''.''

Revision as of 20:29, 29 June 2010

In the upgrade to 6.0.7, the spam-assassin cf files were updated using the latest updated files provided by SpamAssassin. In these files there has been a number of changes to the way SpamAssassin will score messages. The following are changes that have been made that has significantly increased the spam score

RCVD_IN_PBL score in 6.0.6 was 0.905, in 6.0.7 the score is now 3.335. To return this score back to the 6.0.6 level, you will need to make the following changes:

 Go to /opt/zimbra/conf/spamassassin/ and edit 50_score.cf file, locate and change 
  
    score RCVD_IN_PBL 0 3.558 0 3.335 # n=0 n=2
 To
    score RCVD_IN_PBL 0 0.509 0 0.905 # n=0 n=2
 
 Edit STATISTICS-set1.txt file, locate and change 
 
    39.995  58.9770   0.0262    1.000   0.94    3.56  RCVD_IN_PBL
 To 
    20.145  31.4714   0.1790    0.994   0.65    0.51  RCVD_IN_PBL
 
 Edit  STATISTICS-set3.txt file, locate and change
 
    39.995  58.9770   0.0262    1.000   0.94    3.33  RCVD_IN_PBL
 To 
    20.145  31.4714   0.1790    0.994   0.65    0.91  RCVD_IN_PBL


To have the system load the changes you will need to restart the spam filter by running;

   zmantispamctl stop
   zmantispamctl start

Note: These files could be replaced the next time you upgrade your system.

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