tcp syn-cookie enable
Syntax
tcp syn-cookie enable
undo tcp syn-cookie enable
View
System view
Default level
2: System level
Parameters
None
Description
Use tcp syn-cookie enable to enable the SYN Cookie feature to protect the device against SYN Flood attacks.
Use undo tcp syn-cookie enable to disable the SYN Cookie feature.
By default, the SYN Cookie feature is enabled.
Examples
# Enable the SYN Cookie feature.
<Sysname> system-view [Sysname] tcp syn-cookie enable