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Qmail: rhost-check

I have add "rhost-check" to qmail-smtpd
affter read Chis Hardie to prevent spammer.

 

Download: rhost-check.c
Compile: gcc -O -o rhost-check rhost-check.c
Usage

cp rhost-check /usr/local/bin/
vi /service/qmail-smtpd/run
add tcpserver -R -h -p 0 smtp rhost-check rblsmtpd qmail-smtpd 2>&1

Resule @40000000473d58371051835c rblsmtpd: [some.ip] pid 12392: 451 bad reverse DNS

 

Submitted by itga on Fri, 2007-11-16 15:46.
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