current/SOURCES/libipt_psd.man

Attempt to detect TCP and UDP port scans. This match was derived from
Solar Designer's scanlogd.
.TP
.BI "--psd-weight-threshold " "threshold"
Total weight of the latest TCP/UDP packets with different
destination ports coming from the same host to be treated as port
scan sequence.
.TP
.BI "--psd-delay-threshold " "delay"
Delay (in hundredths of second) for the packets with different
destination ports coming from the same host to be treated as
possible port scan subsequence.
.TP
.BI "--psd-lo-ports-weight " "weight"
Weight of the packet with privileged (<=1024) destination port.
.TP
.BI "--psd-hi-ports-weight " "weight"
Weight of the packet with non-priviliged destination port.
1	Attempt to detect TCP and UDP port scans. This match was derived from
2	Solar Designer's scanlogd.
3	.TP
4	.BI "--psd-weight-threshold " "threshold"
5	Total weight of the latest TCP/UDP packets with different
6	destination ports coming from the same host to be treated as port
7	scan sequence.
8	.TP
9	.BI "--psd-delay-threshold " "delay"
10	Delay (in hundredths of second) for the packets with different
11	destination ports coming from the same host to be treated as
12	possible port scan subsequence.
13	.TP
14	.BI "--psd-lo-ports-weight " "weight"
15	Weight of the packet with privileged (<=1024) destination port.
16	.TP
17	.BI "--psd-hi-ports-weight " "weight"
18	Weight of the packet with non-priviliged destination port.