Syn-Flood Action - HP FlexNetwork 7500 Series Command Reference Manual

syn-flood action

Use syn-flood action to specify global actions against SYN flood attacks.
Use undo syn-flood action to restore the default.
Syntax
syn-flood action { drop | logging } *
undo syn-flood action
Default
No global action is specified for SYN flood attacks.
Views
Attack defense policy view
Predefined user roles
network-admin
mdc-admin
Parameters
drop: Drops subsequent SYN packets destined for the victim IP addresses.
logging: Enables logging for SYN flood attack events.
Examples
# Specify drop as the global action against SYN flood attacks in attack defense policy atk-policy-1.
<Sysname> system-view
[Sysname] attack-defense policy atk-policy-1
[Sysname-attack-defense-policy-atk-policy-1] syn-flood action drop
Related commands
syn-flood detect
syn-flood detect non-specific
syn-flood threshold
syn-flood detect
Use syn-flood detect to configure IP address-specific SYN flood attack detection.
Use undo syn-flood detect to remove the IP address-specific SYN flood attack detection
configuration.
Syntax
syn-flood detect { ip ipv4-address | ipv6 ipv6-address } [ vpn-instance vpn-instance-name ]
[ threshold threshold-value ] [ action { { drop | logging } * | none } ]
undo syn-flood detect { ip ipv4-address | ipv6 ipv6-address } [ vpn-instance vpn-instance-name ]
Default
IP address-specific SYN flood attack detection is not configured.
Views
Attack defense policy view
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