ICG-2515(W)-NR User Manual

Industrial 5G NR Cellular Gateway
ICG-2515-NR series
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Set up the Security Settings as shown in Figure 4-4-10.
Figure 4-4-10: Setup Wizard –Security Setting
Object Description
SPI Firewall
The SPI Firewall prevents attack and improper access to network
resources.
The default configuration is enabled.
Block SYN Flood
SYN Flood is a popular attack way. DoS and DDoS are TCP
protocols. Hackers like using this method to make a fake connection
that involves the CPU, memory, and so on.
The default configuration is enabled.
Block ICMP Flood
ICMP is kind of a pack of TCP/IP; its important function is to transfer
simple signal on the Internet. There are two normal attack ways
which hackers like to use, Ping of Death and Smurf attack.
The default configuration is disabled.
Block WAN Ping
Enable the function to allow the Ping access from the Internet
network.
The default configuration is disabled.
Remote Management
Enable the function to allow the web server access of the cellular
gateway from the Internet network.
The default configuration is disabled.