Using Other Tools To Prevent Attacks, Restrict Access, And Control Inbound Traffic - Cisco WS-CE500 Administration Manual

Firewall Configuration

Using Other Tools to Prevent Attacks, Restrict Access, and Control Inbound Traffic

Using Other Tools to Prevent Attacks, Restrict Access, and
Control Inbound Traffic
Cisco SA500 Series Security Appliances Administration Guide
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.
Parameter
From Zone
To Zone
Service
Action
Source Hosts
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
Value
Secure (LAN)
INSECURE (Dedicated WAN/Optional
WAN)
SMTP
BLOCK Always
Any
4
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