ZyXEL Communications MWR222 - V1.0 Manual page 154

Figure 96 Security > Firewall > Services
The following table describes the labels in this screen.
Table 61 Security > Firewall > Services
LABEL DESCRIPTION
Internet Control Message Protocol is a message control and error-
reporting protocol between a host server and a gateway to the
ICMP Internet. ICMP uses Internet Protocol (IP) datagrams, but the
messages are processed by the TCP/IP software and directly apparent
to the application user.
The MWR222 will not respond to any incoming Ping requests when
Respond to
Disable is selected. Select WAN to reply to incoming WAN Ping
Ping on
requests.
Apply Click Apply to save the settings.
MWR222 User's Guide
154