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C
ONFIGURATION
P
ARAMETERS
4-51
•
DoS
Criteria
and
Port
Scan
Criteria
Set up DoS and port scan criteria in the spaces provided (as shown below).
Note:
The firewall does not significantly affect system performance, so
we advise enabling the prevention features, and leaving them at the
default settings to protect your network.
Parameter
Defaults Description
Total incomplete
TCP/UDP sessions
HIGH
300
sessions
Defines the rate of new unestablished sessions
that will cause the software to
start
deleting
half-open sessions.
Total incomplete
TCP/UDP sessions
LOW
250
sessions
Defines the rate of new unestablished sessions
that will cause the software to
stop
deleting half-
open sessions.
Incomplete
TCP/UDP sessions
(per min) HIGH
250
sessions
Maximum number of allowed incomplete
TCP/UDP sessions per minute.
Incomplete
TCP/UDP sessions
(per min) LOW
200
sessions
Minimum number of allowed incomplete
TCP/UDP sessions per minute.
Maximum incomplete
TCP/UDP sessions
number from same
host
10
Maximum number of incomplete TCP/UDP
sessions from the same host.
Incomplete
TCP/UDP sessions
detect sensitive time
period
300
msec
Length of time before an incomplete
TCP/UDP session is detected as incomplete.
Maximum half-open
fragmentation packet
number from same
host
30
Maximum number of half-open fragmentation
packets from the same host.
Half-open
fragmentation detect
sensitive time period
10000
msec
Length of time before a half-open
fragmentation session is detected as half-open.
Flooding cracker
block time
300
second
Length of time from detecting a flood attack to
blocking the attack.
Summary of Contents for 7901BRA2 - annexe 1
Page 1: ......
Page 2: ......
Page 14: ...TABLE OF CONTENTS x ...
Page 18: ...INTRODUCTION 1 4 ...
Page 44: ...CONFIGURING CLIENT PC 3 18 3 Uncheck all check boxes and click OK ...
Page 92: ...CONFIGURING THE BARRICADE 4 48 ...
Page 115: ...CONFIGURATION PARAMETERS 4 71 ...
Page 118: ...CONFIGURING THE BARRICADE 4 74 ...
Page 122: ...TROUBLESHOOTING A 4 ...
Page 133: ......
Page 134: ...Model Number SMC7901BRA2 Revision Number E082006 R01 ...