User's Manual

Nexxt Solutions – Wireless-N 3G router
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Note: You must first enable Traffic Statistics in “System Tool Traffic Statistics” for the DoS
Protection feature to work.
Enable ICMP-FLOOD Attack Filtering – Check this box to Enable or Disable the ICMP-
FLOOD Attack Filtering.
ICMP-FLOOD Packets Threshold (5~3600) - The default value is 50. Select the desired
setting 5 ~ 3600. When the current ICMP-FLOOD Packets number exceeds the set value,
the router will immediately startup the blocking feature.
Enable UDP-FLOOD Filtering - Enable or Disable the UDP-FLOOD Filtering.
UDP-FLOOD Packets Threshold (5~3600) - The default value is 500. . Select the desired
setting between 5 ~ 3600. When the current UPD-FLOOD Packets number exceeds the set
value, the router will immediately startup the blocking feature.
Enable TCP-SYN-FLOOD Attack Filtering - Check this box to Enable or Disable the TCP-
SYN-FLOOD Attack Filtering.
TCP-SYN-FLOOD Packets Threshold (5~3600) - The default value is 50. Select the desired
setting between 5 ~ 3600. When the current TCP-SYN-FLOOD Packets number exceeds
the set value, the router will immediate startup the blocking feature.
Ignore Ping Packet from WAN Port – Check this box to Enable or Disable this option. The
default setting is disabled. If enabled, the ping packet from the Internet cannot access the
router.
Forbid Ping Packet From LAN Port - Check this box to Enable or Disable this option. The
default setting is disabled. If enabled, the ping packet from LAN cannot access the router.
This function can be used to defend the network against some viruses.
Click the Save button to store the settings.
Click the DoS Host Block List button to display the DoS host table with the items excluded.
Go to Security Local Management in the menu, in order to configure the management
rule as shown in the screen below (Figure 4 43). The management feature allows you to deny
computers in LAN from accessing the router.
9.3 Local Management
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Figure 9-4 Local management