SPAMHAUS DNS RBL Blocking Stopped Working With MS 7u5 Patch 34 (Doc ID 1966271.1)

Last updated on SEPTEMBER 01, 2017

Applies to:

Oracle Communications Messaging Server - Version 7.0.5 to 7.0.5 [Release 7.0.0]
Information in this document applies to any platform.

Symptoms

SPAMHAUS blocking using dns_verify.so stopped working.  It was working as of MS 7u4 patch 27, after upgrade to 7u5 patch 34 it no longer works.

Example mapping entry:

*.*.*.*  $C$|SPAMHAUS;$0.$1.$2.$3.$[IMTA_LIB:dns_verify.so,dns_verify,$3.$2.$1.$0.rbl.niamod.com.|%n|$$N|$$N]|$Y$E

debug log tcp_local_slave.log-0NIX001SZCDKUW60 shows:

Changes

Upgraded to MS 7u5 p34 (v7.0.5.34.0) from MS 7u4 p27 (v7u4-27.01)

Cause

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