Email Security

Hi,This is first time i am working on ironport technology.At one of my client we are configuring the cisco ironport for demo purpose.i have install the virtual ironport image in Ucs server and done the basic setup for same.i just want to send outgoin...

Hi there, While I disable Proxy-ARPs on Cisco ASA's outside interface, no connection to outside (Internet) can be established. ASA model is 5540 (version 8.4(1)) and default route to ISP is configured statically. Note: NATs are done in the ASA and AS...

Can some one please help me to understand this error. #< #5.0.0 smtp; 5.x.3 - PXE Encryption failure. (Error 115 - The message is invalid.) (delivery attempts: 0)> #SMTP# Original message headers: IronPort-PHdr: =?us-ascii?q?9a23=3A40WjShPgXjojDv2Ap...

The ESA configured with content filter to quarantine incoming emails with SPF Soft Fail. Since last week, some emails sent by company.com was quarantined by ESA due to this filter. The company.com has 4 (four) mail gateways. Emails sent from mail3.c...

Hello, Is it possible to change the sender email address for an outbound email in the IronPort? For example, for any email being sent to email@example.com, change the sender address, but keep the recipient address the same? Thank you in advance!

We send internal bulk email daily to our O365 users.  Our C370D is a relay.  Typical emails are around 350KB, today was a few - the smallest one was 40KB ... it filled up the workqueue (+25K) and would only pass around 1000/minute (load balanced acro...

Hi All, I wonder if you can help me tackle the phishing emails contain clickable URLs what will be the best possibility in cisco email security best practice second thing how I can defang the URL so it can't be clickable and if user want to access t...

is there a way to route for a specific address within a domain? EG: domain example.com is routed to mailhost1.example.com but specialuser@example.com gets routed to mailhost99.excample.com Thanks

We are running Cisco IronPort AsyncOS 9.7.0 . When trying to send to some domains bounced with Delivery has failed to these recipients or groups. in the Diagnostic information for administrators part I see that this message is generated from the Iron...

Hello dear support, We have an Email Security Appliance on version 9.7 with TLS encryption activate for outbound/inbound emails. We see that the device accepts all versions of TLS including tls 1.0 which is a version identified as problematicall. I...

Hello, is there any possibility to send attachments to an ICAP Service directly from the ESA and stop the Email aslong there comes a score back? If not is it planned and going to be implemented? thanks

Hi all, I'm bloking incoming email with attachments and send them to a quaratine policy, under monitor  Policy, Virus and Outbreak Quarantines i'm able to see the email but not the attch file and to be able to edit , after the file is put in quatat...