swl.spamhaus.org*-2 list.dnswl.org=127.0.[0..255].[0..254]*-2
postscreen_greet_action = enforce
postscreen_dnsbl_action = enforce
swl.spamhaus.org*-2 list.dnswl.org=127.0.[0..255].[0..254]*-2
postscreen_greet_action = enforce
postscreen_dnsbl_action = enforce