iB-WRX150NE
150M Extreme Wireless-N Router
- 53 -
ensuring private, secure communications over Internet Protocol (IP) networks, through
the use of cryptographic security services. To allow IPSec tunnels to pass through the
Router, keep the default,
Enabled
.
ALG -
It is recommended to enable Application Layer Gateway (ALG) because ALG allows
customized Network Address Translation (NAT) traversal filters to be plugged into the
gateway to support address and port translation for certain application layer "control/data"
protocols such as FTP, TFTP, H323 etc.
FTP ALG -
To allow FTP clients and servers to transfer data across NAT, keep the
default
Enable
.
TFTP ALG -
To allow TFTP clients and servers to transfer data across NAT, keep the
default
Enable
.
H323 ALG -
To allow Microsoft NetMeeting clients to communicate across NAT, keep
the default
Enable
.
Click the
Save
button to save your settings.
4.10.2 Advanced Security
Choose menu “
Security
→
Advanced Security
”, you can protect the Router from being
attacked by TCP-SYN Flood, UDP Flood and ICMP-Flood in the screen as shown in Figure 4-53.
Figure 4-53 Advanced Security
Packets Statistics Interval (5~60) -
The default value is 10. Select a value between 5 and
60 seconds from the drop-down list. The Packets Statistics Interval value indicates the time
