Email Security

Hello, does anyone know who I can create a content-filter like this: The mailfilter should scan all attachments. If an attachment is a zip file, the filter should open it and look at the included files. Is one or more of the included files an .exe, t...

recently we have seen a slow response time when relaying from some servers through our C170/C160-kluster.I ran a test program to send a simple message from an trusted client and resonse time were 20 seconds(!) to even get a prompt from the either of ...

                   Working with an Ironport C360 device.   I have some content filters that I've created from the cli login and some that I've created from the web interface. These seem to be completely seperate from a mail flow view.  I can't see cl...

Hi AlllInstalling a new pair of IronPort c170 appliances behind a ASA 5520 and currently getting blanked out response when connecting via telnet on port 25 to the outside interface.  Testing this internally there are no issues and the hostname is sho...

Hello!        I am currently working through an issue with outbound email, and was curious what solutions are out there.Basically, we have IronPort behind a ASA relaying email.  The ASA has 2 ISP's used for redundancy purposes.ISP1 --> mail.example.c...

Hi,Wondering if anyone can help, we have a limit on the size of emails allowed to be sent out as per normal and when users exceed this limit they receive an email response which appears to be generated by one of our exchange servers, should they be r...

Regarding configuring an Excahnge Send Connector to route outbound messages to IronPort:Is it possible to configure an Exchange Send Connector such that only messages initiated by certain Exchange users (say an AD Users Group) are routed to IronPort ...

I'm configuring an Ironport in an Exchange 2010 environment.  I'm having a little trouble getting outgoing mail to work.  Incoming mail is working, but I'm not quite sure if the Ironport is setup correctly.  My question is when setting up the Ironpor...

Hi all,I'm new to CRES and trying desperately to get a good understanding of the flows for external users who currently have to use the CRES portal to compose secure messages. In an earlier posting, the following response we provided:"Ability to encr...

I apologize in advance if this is an easy question, but our IronPort configuration has been working fine and we haven't had to change much (if any) since I took over.  We have a C360 and what I'm looking to do is explicitely block mail coming from a ...

How long does a typical score take to go back up from Poor to Neutral?  I recently had a spam issue on Monday, April 29th that was quickly resolved.  I was blacklisted on 3 lists, which were removed by Monday night/Tuesday morning.  However 3 days la...

My understanding is that the difference between "Encrypt & Deliver Now" vs. "Encrypt on Delivery" is that former encrypts and sends the message immediately whereas the latter continues with the message processing and encrypts the message later prior ...

I have a list of about 15 IP addresses that I need to "change the recipient to" for any e-mails that come through.   If I setup a content filter with 15 conditions, one for each Remote IP/Hostname, and then one action, change recipient to the address...

Hi Everyone,Advance Thanks to Every One.Is there any Ironport Virtual Appliance for Testing Purpose ?Regards,Bala Krishna G

If C170 IronPort does not support Hot-Standby configuration as per mention in link https://supportforums.cisco.com/thread/2178201 (Configuring the two boxes as one), which IronPort models can support that?Hussein Ismail