Sendmail - Activando TrendMicro Network Reputation Services
Note: Insert your unique valid "activation code" to replace the instructional text example; do not include any dashes.
Follow the steps below to configure your Sendmail to use Trend Micro Network Reputation Services DNSBL zone with a custom error message.
Here is a working sendmail.mc entry for Trend Micro RBL+ service.
FEATURE(`dnsbl',`activationcode.r.mail-abuse.com', ` "550 Mail from " $&{client_addr} " blocked using Trend Micro RBL+. Please see http://www.mail-abuse.com/cgi-bin/lookup?ip_address=" $&{client_addr} ')dnl
Note :Make sure the FEATURE line you enter is one long line when you add it.
Rebuild your sendmail.cf and restart sendmail