Sendmail: How does one blacklist annoying spammers?
jcraig at extraview.com
Fri Jun 25 23:11:49 UTC 2010
On 06/25/2010 03:56 PM, Daniel B. Thurman wrote:
> On 06/25/2010 02:57 PM, jack craig wrote:
>> On 06/25/2010 02:46 PM, Daniel B. Thurman wrote:
>>> I thought it was sufficient to look into the headers
>>> of the offending email spammmers and add these respective
>>> IP address and/or host names to the /etc/mail/access file,
>>> but I am beginning to suspect that these headers could be
>>> easily spoofed with bogus entries, right?
>>> I am really getting tired of adding in entries into the access
>>> file, and writing email filters (in thunderbird) for patterns
>>> dumping spammers into the trash - and yet - I am still forced
>>> to review the trash for entries that should not have been trashed.
>>> Seems like a real chore and a losing proposition...
>>> What do admins of sendmail use, besides spamassasin?
>> one approach is to use the black hole filters, confgure them for
>> and that will catch a lot of bad addresses..
>> http://tldp.org/LDP/nag2/x15291.html (see 22.214.171.124.1. The Real-time
>> Blackhole List)
>> hth, ...
>> Jack Craig
>> Software Engineer
>> 831.461.7100 x120
> Hmm... I reviewed this, added the FEATURE entry but
> unfortunately it is missing the corresponding mc file:
> m4:sendmail.mc:198: cannot open
> `/usr/share/sendmail-cf/feature/rbl.m4': No such file or directory
> Where can I get this mc file, do you know?
try 'yum install sendmail-cf' ???
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