>>> looking up host name for V4NET.99.99.96
>>> IP address lookup yielded "x.test.again.dns"
>>> x.test.again.dns in dns_again_means_nonexist? no (option unset)
->>> x.test.again.dns in dns_again_means_nonexist? no (option unset)
>>> temporary error for host name lookup
>>> accept: condition test deferred in ACL "acl_V4NET_99_99"
LOG: H=[V4NET.99.99.96] F=<> temporarily rejected RCPT <x@y>: host lookup deferred for reverse lookup check
>>> looking up host name for V4NET.99.99.96
>>> IP address lookup yielded "x.test.again.dns"
>>> x.test.again.dns in dns_again_means_nonexist? no (option unset)
->>> x.test.again.dns in dns_again_means_nonexist? no (option unset)
>>> temporary error for host name lookup
>>> accept: condition test succeeded in ACL "acl_V4NET_99_99"
>>> end of ACL "acl_V4NET_99_99": ACCEPT