Types of Firewall Services

The SRC software represents a Junos OS firewall as two types of SRC services:

For example, to configure an access only to accept e-mail from a specific IP address, you can use a basic firewall service that blocks all incoming and outgoing traffic; then you can use a firewall exception that allows incoming e-mail traffic from that IP address.

The SRC software supports the following types of firewalls on devices running Junos OS:

You can make either stateless firewalls or stateful firewalls available from Enterprise Manager Portal.