- Billion ADSL2+ Wireless Router User's Manual

90
5.3.4.3 Intrusion Detection
Check Enable if you wish to detect intruders accessing your computer without permission.
The router automatically detects and blocks a DoS (Denial of Service) attack if a user
enables this function. This kind of attack is not to access confidential data on the network;
instead, it aims to disrupt specific equipment or the entire network. If this happens, users
will have trouble accessing the network resources.
Intrusion Detection: Check Enable if you wish to detect intruders accessing your
computer without permission.
Alert Mail: Select this check box to use Alert Mail.
Alert Mail Time: Set the time for receiving Alert mail.
Your E-Mail: Set your email address.
Recipient’s E-mail: Set the Recipient’s email address to which the email notification
is sent.
SMTP server: Set the SMTP (mail) server address.
Maximum TCP Open Handshaking Count: This is a threshold value to decide
whether a SYN Flood attempt is occurring or not. Default value is 100 TCP SYN per
seconds.
Maximum Ping Count: This is a threshold value to decide whether an ICMP Echo
Storm is occurring or not. Default value is 15 ICMP Echo Requests (PING) per second.
Maximum ICMP Count: This is a threshold to decide whether an ICMP flood is
occurring or not. Default value is 100 ICMP packets per seconds except ICMP Echo
Requests (PING).
Log: Check Log if you wish to generate logs when the filer rule is applied to the