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ZyXEL Communications P-661H Series User Manual

Page 331

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P-661H/HW Series User’s Guide

Appendix G

331

config edit firewall attack
minute-low <0-255>

This command sets the threshold of half-open

sessions where the ZyXEL Device stops

deleting half-opened sessions.

config edit firewall attack
max-incomplete-high <0-255>

This command sets the threshold of half-open

sessions where the ZyXEL Device starts

deleting old half-opened sessions until it gets

them down to the max incomplete low.

config edit firewall attack
max-incomplete-low <0-255>

This command sets the threshold where the

ZyXEL Device stops deleting half-opened

sessions.

config edit firewall attack
tcp-max-incomplete <0-255>

This command sets the threshold of half-open

TCP sessions with the same destination

where the ZyXEL Device starts dropping half-

open sessions to that destination.

Sets

config edit firewall set #> name

This command sets a name to identify a

specified set.

Config edit firewall set #> default-permit block>

This command sets whether a packet is

dropped or allowed through, when it does not

meet a rule within the set.

Config edit firewall set #> icmp-timeout

This command sets the time period to allow an

ICMP session to wait for the ICMP response.

Config edit firewall set #> udp-idle-timeout

This command sets how long a UDP

connection is allowed to remain inactive

before the ZyXEL Device considers the

connection closed.

Config edit firewall set #> connection-timeout

This command sets how long ZyXEL Device

waits for a TCP session to be established

before dropping the session.

Config edit firewall set #> fin-wait-timeout

This command sets how long the ZyXEL

Device leaves a TCP session open after the

firewall detects a FIN-exchange (indicating the

end of the TCP session).

Config edit firewall set #> tcp-idle-timeout

This command sets how long ZyXEL Device

lets an inactive TCP connection remain open

before considering it closed.

Table 142 Firewall Commands (continued)

FUNCTION

COMMAND

DESCRIPTION

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