RBL List selection

[Scott Silva]

Scott Silva spake the following on 10/26/2006 2:24 PM:
> Gordon Colyn spake the following on 10/26/2006 2:02 PM:
>> ITNT Banner Campaignhi all,
>>
>> I am finding that my incoming queue is groing to approx 1500 to 2000 
>> messages during high message loads and on investigation it seems that a 
>> large delay is in the process of checking against the RBL's.  Can anyone 
>> suggest the best minimum config to get the best result?  Currently I am only 
>> pushing approx 30,000 messages a day through the server...
>>
>> I am using;
>>
>> Spam List = spamcop.net ORDB-RBL spamhaus.org spamhaus-XBL SBL+XBL NJABL 
>> SORBS-SMTP CBL RSL DSBL SORBS-DUL
>>
>> and
>>
>> Spam Domain List = SORBS-BADCONF SORBS-NOMAIL
>>
>> Thanks
> since you are using sbl+xbl, you can drop spamhaus-xbl, spamhaus.org,  and CBL
> as they are all done in the sbl+xbl lookup. That drops 3 extra lookups.
> You could look in your logs and see if any of the lookups have a very low
> hitrate, or are redundant with the sbl-xbl list, which hits a lot of stuff.
> You could try spamassassin, as it will do multiple lookups at once, and
> Mailscanners spamassassin cache can help lighten the load.
> Have you done all the optimizing ideas in the wiki?
> Are you running a caching nameserver on the box?
> 
> Can you put any of these in the MTA? That will drop mail before your machine
> even has to touch it.
> 
> 
SBL+XBL also includes NJABL, so there drops another lookup.


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