【問題】請教懂得下列參數設定值的人

[mjj41300]

請懂的人解釋釋疑吧!!!!!!!!!!!
SPI防火牆內的設定值:
Connection Policy
Fragmentation half-open wait: secs
TCP SYN wait: sec.
TCP FIN wait: sec.
TCP connection idle timeout: sec.
UDP session idle timeout: sec.
H.323 data channel idle timeout: sec.
DoS Detect Criteria:
Total incomplete TCP/UDP sessions HIGH: session
Total incomplete TCP/UDP sessions LOW: session
Incomplete TCP/UDP sessions (per min) HIGH: session
Incomplete TCP/UDP sessions (per min) LOW: session
Maximum incomplete TCP/UDP sessions number to same host:
Incomplete TCP/UDP sessions detect sensitive time period: msec.
Maximum half-open fragmentation packet number to same host:
Half-open fragmentation detect sensitive time period: msec.
Flooding cracker block time: sec.