Email Security

Hello, What kind of packets ironport C100 use when it try to update?I mean what kind of request it use?Which port it use?The situation is :The applience is inside in our network, behind the firewall (Netasq), and when I try to upgrade the firewall st...

IronPort has created a web based presentation which carefully explains several of the new features in 5.5.0 for Email. If you would like to see how to set up Safelists and Blocklists for your end users, have questions about the new Content Filter Sma...

Hi there!It's the second time I have this kind of problem with a customer. The message is:5.1.0 - Unknown address error 550-'Callback setup failed while verifying <xxx@yyy.com.\n(result of an earlier callout reused).\nThe initial connection, or a HEL...

Hi,last Tuesday we had a small discussion at the IronPort Partnerday about the Knowledge Base article 610 "Configure two ESAs where the backup hosts the ISQ with Centralized Management". The main problem with the proposed solution is that you have to...

Anyone know when version 6 AsyncOS is due for release?

Guys I got a outgoing content filter , with an action saying :Send to Alternate Destination Host alt-mailhost ("[x.x.x.x]"), now when I apply encrypt and deliver as a final action will it work , becourse I did it last time and it is not working , se...

Hello, How many of you are using SPF or DKIM to advertise your sending mail severs?For those who use any (or both), I'm interested in your experiences with it in general and more specific: the problems/challenges you faced during the implementation o...

What is everyone using for (ironport) anti-spam suspect and positive thresholds? We started at the default of suspect:50 and positive:90... and are slowly knocking it down.. right now its 48/71. Doesn't really seem to be blocking any more spam tho...

When will the logs in IronPort Appliance be rolled over?

Any plans on adding this functionality to the C-Series? It's still surprisingly effective after all these years and could potentially increase capacity of the device.Effective implementations I've worked with had two greylisting features in common:-...

Guys , we got four C-60's in house with 5.5 I did enable PXE on the C appliance , now question is each appliance will register an separate account on cres server or all of them will use one account ? If all of them will use one account how cres knows...

Is there any document about all error code for IronPort??

guys , any idea how you can use tcpdump on the system , how to filter it and can we save files for further analysis like in ethereal

Hi All,I've just installed a C350 for a mobile operator client and they have an email to sms feature for their clients.When IronPort delivers to the SMS server, we get a bounce message back. IronPort seems to be trying to deliver to the server but th...

I think I have worked the below out. :) Please ignore this post :)DavidHi,We have a C300 and I am trying to set it up as our mail gateway with mail policies etc. I am hoping someone will be able to help me understand the product a little more. I have...