Skunks, I have a mail server blacklisted by google mail servers. I have cleaned the network, removed the Ip address from blacklist sites. I have googled but nothing worthwhile is coming up. Anybody who knows a way through this. Error Message: Reporting-MTA: dns; mail.myserver.com X-Postfix-Queue-ID: C52F4D80E06 X-Postfix-Sender: rfc822; me@myserver.com Arrival-Date: Mon, 13 Jun 2011 12:21:47 +0300 (EAT) Final-Recipient: rfc822; skunkworks@gmail.com Original-Recipient: rfc822;skunkworks@gmail.com Action: failed Status: 5.7.1 Remote-MTA: dns; gmail-smtp-in.l.google.com Diagnostic-Code: smtp; 550-5.7.1 [**.**.***.* 1] Our system has detected an unusual rate of 550-5.7.1 unsolicited mail originating from your IP address. To protect our 550-5.7.1 users from spam, mail sent from your IP address has been blocked. 550-5.7.1 Please visit http://www.google.com/mail/help/bulk_mail.html to review 550 5.7.1 our Bulk Email Senders Guidelines. x55si15141929eef.73 Duncan