Planet Networking & Communication IVR-100 User Manual page 43

Object
SPI Firewall
Block SYN Flood
Block ICMP Flood
Block WAN Ping
Remote Management
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Step 4: Setup Completed
The page will show the summary of LAN, WAN and Security settings as shown in
Industrial 5-Port 10/100/1000T VPN Security Gateway
The SPI Firewall prevents attack and improper access to network
resources.
The default configuration is enabled.
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.
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.
Enable the function to allow the Ping access from the Internet
network.
The default configuration is disabled.
Enable the function to allow the web server access of the Gateway
from the Internet network.
The default configuration is disabled.
Press this button for the next step.
Press this button for the previous step.
Press this button to undo any changes made locally and revert to
previously saved values.
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Description
Figure
IVR-100
4-13.