Email Security

Hi there,We're running two IronPort C650 devices on different subnets, with a firewall inbetween.  The device on our side of the fence is dual-homed with its management interface connected to our primary LAN, and data1 connected into a DMZ.  I'm tryi...

This is actually a two part question, but the two parts are somewhat related.  1) Recursive scanning of .tar.bz2 archives  If I create a new content filter to match on executables (attachment-filetype == "Executable") this detects directly attached e...

Hello there,We are having IronPort C350 Messaging Gateway with AsyncOS 6.5 installed. I am trying to find a way to setup different gateway for inbound and outbound interfaces from CLI or GUI. For example, for inbound interface, the default gateway sh...

Hey,From the interface a user with the permission of "Helpdesk User", is there a way to allow them to add a blocked email to the users whitelist? If we hand out helpdesk user logins to our customer support team, and a subscriber calls in with a reque...

We currently have an Ironport running on asyncOS 6.5x.I need to lock the management interface to specific IP addresses.I not seeing how to do this in the GUI or CLI but I'm sure it is there somewhere...thx!cris

Is there a way to display stats for inbound domains and not from the src domains? We filter mail for a couple different domains and I want to know which domain is getting how much email, I mean with out having to goto the trouble of setting up sawmil...

hi, i would like to query on using a two leg setup on my ironport 360, using data1 - private listener -relay  and data2 - public listener - accept incoming.my mail server has a public ip which is the primary mx of my abc.com domain - mx1.abc.comi def...

We just recently deployed two IronPort IEA boxes. With our current configuration external recipients can login to our IEA boxes to send encrypted e-mail. When they use the "Automatically Blind Carbon Copy Me" option the system will send an e-mail ...

I have a C350 running the CRES/encryption package on the box and CRES works fine with the [send secure] inserted into the subject. is there a regex or something i can configure to remove the encryption trigger from the subject so the final recipient ...

Hello,On our Cisco FW, we have opened tcp 80/443 flow for the sites shown below. We found IP adresses doing DNS Lookup. Unfortunately it seems IPs ares different dependeing the time / date we perform DNS lookup. Result, we didn't open enough, Updates...

Hi all,I'm doing some research in how to setup DKIM for the company I work for. We are an email service provider and we use two c350d appliances (AsyncOS for Email Security 7.0) to sent out bulk email (permission based, opt in) for our clients. My qu...

We have an Ironport C160 with AsyncOS version 7.0.1-010. Been going great for a couple of months and suddenly recipients do not get the Open or Register buttons when using the Cisco Registered Envelope Service. Also the I have tried the following thi...

Hi,I want to enabled sender check on all outgoing mail. i.e ironport should check if the from address is listed in my ldap.This is required because spammer is sending mails by compromising legitimate users credentials and sending mail through out set...

Hi,Please Help to Resolve this issue.Eg: Our domain is "contoso.com"Our Internal User Sending a Mail to Yahoo User.When we trace in message details we find this error.here below i am attaching the Screen short. Please help to resolve the issue.