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How do you handle outbound spam? Most ISPs can't afford to just let outbound email go completely unfiltered for fear of being blacklisted. It has been suggested that many ISPs do not perform outbound spam filtering. What do you do?
It seems like Senderbase has lost a lot of effectiveness lately. I am wondering if anyone else is seeing this.Here's what I see:In the GUI I look at:Monitor/Incoming MailCustom ReportIPsRecipients RecievedPast Hour or Past DayTop 100This report is i...
I don't think one is necessarily exclusive of other methods. I prefer to use a solution that fits the problem at hand.I was just wondering how the rest of the Nation handles their IronPort downtimes? Are they a big production, scheduled, notificatio...
Elton,By definition the C-series Ironport appliance is an SMTP MTA. It doesn't have a transparent mode since it functions by receiving a complete SMTP email and examining it.The S-series is the Web Security appliance and I believe that does have a tr...
The ironport clustering is for policy distribution only - not for smtp load mgmt.A) Should i configure on both boxes the same IP to use one MX Record? And if one box is down the other takes over?Could do - using NAT'ing on the f/w but few large busin...
How can I kill messages with empty field: from < >?This would violate SMTP RFCs since mail systems MUST accept messages with an empty envelope sender. Check the Advanced User Guide, Chapter 2, Ironport Bounce Verification.If you turn on Bounce Verif...
Is the Ironport have INBOUND or HARD queue?The INBOUND queue would be the workqueue. That is where messages end up immediately after reciept and while they are being processed. You can type 'workqueue status' from the CLI to find out how many messa...
