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Chapter 17 Firewall
NBG6616 User’s Guide
134
Figure 89 Security > Firewall > Services l
The following table describes the labels in this screen.
Table 58 Security > Firewall > Services
LABEL DESCRIPTION
LABEL DESCRIPTION
ICMP Internet Control Message Protocol is a message control and error-reporting protocol
between a host server and a gateway to the Internet. ICMP uses Internet Protocol (IP)
datagrams, but the messages are processed by the TCP/IP software and directly apparent
to the application user.
Respond to Ping
on
The NBG6616 will not respond to any incoming Ping requests when Disable is selected.
Select LAN to reply to incoming LAN Ping requests. Select WAN to reply to incoming WAN
Ping requests. Otherwise select LAN&WAN to reply to all incoming LAN and WAN Ping
requests.
Apply Click Apply to save the settings.
Enable Firewall Rule
Enable Firewall
Rule
Select this check box to activate the firewall rules that you define (see Add Firewall Rule
below).
Apply Click Apply to save the settings.
Add Firewall Rule
Service Name Enter a name that identifies or describes the firewall rule.
MAC Address Enter the MAC address of the computer for which the firewall rule applies.
Dest IP Address Enter the IP address of the computer to which traffic for the application or service is
entering.
The NBG6616 applies the firewall rule to traffic initiating from this computer.
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