Hacker Alert - Planet MH-4000 User Manual

changes.

4.1.5 Hacker Alert

The Administrator can enable the device's auto detect functions for hacker attacking this section. When
abnormal conditions occur, MH-2K/4K will send an e-mail alert to notify the Administrator, and also display
warning messages in the Event window of Alarm.
Auto Detect functions
Some worms will attack your MS system in accordance with their weakness, such as
Sasser, Blaster, Code Red and Nimda. Select the blocking function of MH-4000 will
prevent you to be attacking by these worms (MH-4000 only).
Detect SYN Attack: Select this option to detect TCP SYN attacks that hackers send to
server computers continuously to block or cut down all the connections of the servers.
These attacks will prevent valid users from connecting to the servers. After enabling this
function, the System Administrator can enter the number of SYN packets per second that is
Multi-Homing Security Gateway User's Manual
- 29 -