Figure 71 firewall services, Table 47 firewall services – ZyXEL Communications NBG334SH User Manual
Page 125
Chapter 11 Firewall
ZyXEL NBG-334SH User’s Guide
125
Figure 71 Firewall Services
The following table describes the labels in this screen.
Table 47 Firewall Services
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 ZyXEL Device 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
both incoming LAN and WAN Ping requests.
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