Can I configure autoblock of connections from such SMTP servers for some period of time?
09.09.2008 13:01:22 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) connected
09.09.2008 13:01:24 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) disconnected. 0 message[s] received
09.09.2008 13:02:24 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) connected
09.09.2008 13:02:26 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) disconnected. 0 message[s] received
09.09.2008 13:02:52 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) connected
09.09.2008 13:02:54 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) disconnected. 0 message[s] received
09.09.2008 13:03:21 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) connected
09.09.2008 13:03:23 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) disconnected. 0 message[s] received
09.09.2008 13:03:47 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) connected
09.09.2008 13:03:51 SMTP Server: host217-44-80-183.range217-44.btcentralplus.com (217.44.80.183) disconnected. 0 message[s] received