User Guide

24-59
AsyncOS 9.1.2 for Cisco Email Security Appliances User Guide
Chapter 24 Configuring Routing and Delivery Features
Configuring Mail Gateways for all Hosted Domains Using Virtual Gateway™ Technology
Figure 24-8 Setting Destination and Delivery Parameters
Configuring Mail Gateways for all Hosted Domains Using Virtual
Gateway™ Technology
This section describes Cisco Virtual Gateway™ technology and its benefits, how to set up a Virtual
Gateway address, and how to monitor and manage Virtual Gateway addresses.
Ethernet interface: Data 2
IP interface: PublicNet (e.g. 192.168.2.1)
Public Listener: InboundMail
IronPort Email
Security appliance
Private Listener: OutboundMail
A destconfig entry for the host
small-isp.net was used to limit
100 simultaneous connections, or
10 simultaneous connections using
Virtual Gateway addresses.
The
deliveryconfig command
was used to use Auto-selection of
interfaces for email delivery and
the Possible Delivery feature was
enabled. The system-wide
maximum outbound message
delivery was set to 9000 total
concurrent connections.
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
spamdomain.com REJECT
.spamdomain.com REJECT
251.192.1. TCPREFUSE
169.254.10.10 RELAY
ALL: $ACCEPTED
Recipient Access Table (RAT):
example.com ACCEPT
newcompanyname.com ACCEPT
ALL REJECT
Host Access Table (HAT):
RELAYLIST: $RELAYED
ALL: $BLOCKED
Default sender domain: example.com
Received: header: DISABLED
Masquerading: