ZyXEL Communications VSG1432-B101 Series User Manual
Chapter 16 Firewall
VSG1432-B101 Series User’s Guide
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16.4 The Access Control Screen
Click Security Settings > Firewall > Access Control to display the following
screen. This screen displays a list of the configured incoming or outgoing filtering
rules.
screen. This screen displays a list of the configured incoming or outgoing filtering
rules.
Figure 95 Security Settings > Firewall > Access Control
The following table describes the labels in this screen.
Ports/
Protocol
Number
Protocol
Number
For TCP, UDP, ICMP, or TCP/UDP protocol rules this shows the port
number or range that defines the custom service. For other IP protocol
rules this shows the protocol number.
number or range that defines the custom service. For other IP protocol
rules this shows the protocol number.
Modify
Click the Delete icon to remove the rule.
Service
Name
Name
Enter a unique name (up to 32 printable English keyboard characters,
including spaces) for your customized port.
including spaces) for your customized port.
Service
Description
Description
Enter a description for your customized port.
Apply
Click Apply to save your changes.
Cancel
Click Cancel to exit this screen without saving.
Table 67 Security Settings > Firewall > Protocol > Add
LABEL
DESCRIPTION
Table 68 Security Settings > Firewall > Access Control
LABEL
DESCRIPTION
DoS Protection
DoS (Denial of Service) attacks can flood your Internet connection with
invalid packets and connection requests, using so much bandwidth and
so many resources that Internet access becomes unavailable.
invalid packets and connection requests, using so much bandwidth and
so many resources that Internet access becomes unavailable.
Select the Enable check box to enable protection against DoS attacks.
Add New ACL
Rule
Rule
Click this to go to add a filter rule for incoming or outgoing IP traffic.
Name
This displays the name of the rule.