Cisco WS-CE500 - Using Other Tools to Prevent Attacks, Restrict Access, and Control Inbound Traffic

Firewall Configuration
Using Other Tools to Prevent Attacks, Restrict Access, and Control Inbound Traffic
Cisco SA500 Series Security Appliances Administration Guide 117
4
Blocking Outbound Traffic to an Offsite Mail Server
The following rule blocks access to the SMTP service to prevent a user from
sending email through an offsite mail server.
Using Other Tools to Prevent Attacks, Restrict Access, and
Control Inbound Traffic
In addition to firewall rules, the security appliance provides a number of other
tools to help you to protect your network from undesired inbound traffic.
• Configuring Attack Checks
• Configuring MAC Filtering to Allow or Block Traffic
• Configuring IP/MAC Binding to Prevent Spoofing
• Configuring a Port Triggering Rule to Direct Traffic to Specified Ports
Parameter Value
From Zone Secure (LAN)
To Zone INSECURE (Dedicated WAN/Optional
WAN)
Service SMTP
Action BLOCK Always
Source Hosts Any