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Settings > Firewall > IPv4 Firewall
Fig ure 72
The following table describes the labels in this screen.
Table 42 Settings > Firewall > IPv4 Firewall
L ABEL
DESC RIPT IO N
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
The NBG7815 will not respond to any incoming Ping requests when
on
to reply to incoming LAN Ping requests. Select
L AN
requests. Otherwise select
Firewall Setup
Enable Firewall
Select
against Denial of Service (DoS) attacks when the firewall is activated.
Enable Firewall Rule
Filter Rule
Select
Actions
Select
accepted.
Select
are blocked.
Firewall Rule
No.
This is your firewall rule number. The ordering of your rules is important as rules are applied in
turn.
Service Name
This is a name that identifies or describes the firewall rule.
MAC address
This is the MAC address of the computer for which the firewall rule applies.
Chapter 12 Security
L AN&WAN
to activate the firewall. The NBG7815 performs access control and protects
Ena b le
to activate the firewall rules that you define (see Add Firewall Rule below).
Ena b le
to silently discard the packets which meet the firewall rules. The others are
Dro p
to allow the passage of the packets which meet the firewall rules. The others
Ac c e pt
NBG7815 User's Guide
128
to reply to incoming WAN Ping
WAN
to reply to all incoming LAN and WAN Ping requests.
is selected. Select
No ne
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