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Configuring the Barricade™ Router
66
Stateful Packet Inspection allows you to select different
application types that are using dynamic port numbers. If you
wish to use the Stateful Packet Inspection (SPI) to block
packets, click on the Yes radio button in the “Enable SPI and
Anti-DoS firewall protection” field and then check the
inspection type that you need, such as Packet Fragmentation,
TCP Connection, UDP Session, FTP Service, H.323 Service,
and TFTP Service.
•
When hackers attempt to enter your network, we can alert
you by e-mail – Enter your E-mail address. Specify your
SMTP and POP3 servers, user name, and password.
•
Connection Policy – Enter the appropriate values for TCP/
UDP sessions as described in the following table.
Parameter
Defaults
Description
Fragmentation
half-open wait
10 sec
Configures the number of seconds
that a packet state structure
remains active. When the timeout
value expires, the router drops the
unassembled packet, freeing that
structure for use by another packet.
TCP SYN wait
30 sec
Defines how long the software will
wait for a TCP session to
synchronize before dropping the
session.
TCP FIN wait
5 sec
Specifies how long a TCP session
will be maintained after the firewall
detects a FIN packet.
TCP connection
idle timeout
3600
seconds
(1 hour)
The length of time a TCP session
will be maintained if there is no
activity.
UDP session idle
timeout
30 sec
The length of time a UDP session
will maintained if there is no activity.
H.323 data
channel idle
timeout
180 sec
The length of time an H.323
session will be maintained if there
is no activity.
Содержание 7003-USB
Страница 1: ...SMC7004ABR V 2 ...
Страница 2: ...BarricadeTM Broadband Router User Guide From SMC s Barricade line of Broadband Routers September 2003 ...
Страница 66: ...Advanced Setup 63 3 Click OK and then click the APPLY button to save your settings ...
Страница 109: ...Model Number SMC7004ABR V 2 ...