Firewall 91
To enable the firewall function:
1Select the level of protection (High, Medium, or Low) that you desire from
the Firewall level drop-down menu.
2Click Apply.
■For low and medium levels of firewall protection, refer to Figure 69.
For low level of firewall protection, the DoS and SPI functions are both
off. For medium level of firewall protection, DoS is on, but SPI is off.
■For high level of firewall protection, refer to Figure 70. Both DoS and
SPI are on for this level of firewall protection. The higher the firewall
level is, the safer that your network is.
Figure 69 Low and Medium Level Firewall Protection Screen
When abnormal network activity occurs, an alerting email will be sent out
to you. Enter the following information to receive the email:
■Your E-mail Address
■SMTP Server Address
■User name
■Password