ZyXEL Communications vantage cnm ユーザーズマニュアル

Chapter 6 Device Security Settings

Vantage CNM User’s Guide

Figure 51   Device Operation > Device Configuration > Security > Firewall > Rule Summary

The following table describes the labels in this screen.

Table 41   Device Operation > Device Configuration > Security > Firewall > Rule Summary

Direction Summary

Firewall rules are grouped based on the direction of travel of packets to 
which they apply. Select a direction from the drop-down list box.

Packet Direction 

Use the drop-down list box to select a direction of travel of packets for 
which you want to configure firewall rules.

ACL Rule Set Parameters for 
Packet Direction Chosen

Log packets that don’t match 
these rules.

Select the check box to create a log (when the above action is taken) 
for packets that are traveling in the selected direction and do not match 
any of the rules below.

Action for packets that don’t 
match firewall rules

Select what action the device should take for packets that don’t match 
any of the firewall rules you configured.
Select Drop to silently discard the packets without sending a TCP reset 
packet or an ICMP destination-unreachable message to the sender.
Select Reject to deny the packets and send a TCP reset packet (for a 
TCP packet) or an ICMP destination-unreachable message (for a UDP 
packet) to the sender.
Select Permit to allow the passage of the packets. 

Apply

Click Apply to save your changes back to the device.

Reset

Click this to reset this screen to its last saved values.