SMC Networks SMC7004ABR V.2 - Manual (Page 70)

Advanced Setup
67
DoS Criteria and Port Scan Criteria
Set up DoS and port scan criteria in the spaces provided (as
shown below).
Parameter Defaults Description
Total incomplete TCP/
UDP sessions HIGH 300 sessions Defines the rate of newly
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 newly
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.
Set this to “0” if no minimum
setting is required.
Maximum incomplete
TCP/UDP sessions
number from same host 10 sessions 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.