Cisco Cisco Email Security Appliance C680 User Guide

Bounced email is an inevitable part of any email delivery. Your Cisco IronPort appliance is able to 
process bounced email in a number of highly configurable ways.

Please note, this section describes how to control how your Cisco IronPort appliance generates outgoing 
bounces (based on incoming mail). To control how your Cisco IronPort appliance controls incoming 
bounces (based on outgoing mail) use Cisco IronPort Bounce Verification (see 

Ethernet interface: Data 2

IP interface: PublicNet (e.g. 192.168.2.1)

Public Listener: InboundMail 

IronPort Email 

Security appliance

Private Listener: OutboundMail 

A domain map for the public listener 
“InboundMail” was created. Mail for 
the domain and any subdomain of 

oldcompanyname.com

 is mapped to 

the domain 

example.com

.

Ethernet interface: Data 1

IP interface: PrivateNet (e.g. 192.168.1.1)

Host Access Table (HAT):

WHITELIST:      $TRUSTED

BLACKLIST:      $BLOCKED

SUSPECTLIST:    $THROTTLED

UNKNOWNLIST:    $ACCEPTED

ALL:            $ACCEPTED

Recipient Access Table (RAT):

example.com         ACCEPT

ALL                 REJECT

Domain Map: enabled

@.oldcompanyname.com 

Host Access Table (HAT):

RELAYLIST:    $RELAYED

ALL:          $BLOCKED

Default sender domain:  example.com

Received: header:           DISABLED

Masquerading: 

@.example.com   @example.com