ZyXEL Communications NBG-419N User Manual page 165

Table 64 Security > Firewall > Services
LABEL
Dest IP Address Enter the IP address of the computer to which traffic for the application
Source IP
Address
Protocol
Dest Port Range Enter the port number/range of the destination that define the traffic
Source Port
Range
Add Rule
Firewall Rule
#
Service Name
MAC Address
Dest IP Address This is the IP address of the computer to which traffic for the application
Source IP
Address
Protocol
Dest Port Range This is the port number/range of the destination that define the traffic
Source Port
Range
Action
Delete
Reset
See Appendix E on page 281
NBG-419N User's Guide
DESCRIPTION
or service is entering.
The NBG-419N applies the firewall rule to traffic initiating from this
computer.
Enter the IP address of the computer that initializes traffic for the
application or service.
The NBG-419N applies the firewall rule to traffic initiating from this
computer.
Select the protocol (TCP, UDP, ICMP or None) used to transport the
packets for which you want to apply the firewall rule.
type, for example TCP port 80 defines web traffic.
Enter the port number/range of the source that define the traffic type,
for example TCP port 80 defines web traffic.
Click Add to save the firewall rule.
This is your firewall rule number. The ordering of your rules is important
as rules are applied in turn.
This is a name that identifies or describes the firewall rule.
This is the MAC address of the computer for which the firewall rule
applies.
or service is entering.
This is the IP address of the computer from which traffic for the
application or service is initialized.
This is the protocol (TCP, UDP, ICMP or None) used to transport the
packets for which you want to apply the firewall rule.
type, for example TCP port 80 defines web traffic.
This is the port number/range of the source that define the traffic type,
for example TCP port 80 defines web traffic.
Drop - Traffic matching the conditions of the firewall rule are stopped.
Click this to remove the firewall rule.
Click Reset to start configuring this screen again.
for commonly used services and port numbers.
Chapter 19 Firewall
165