security firewall syn-cookies
Enables or disables the use of TCP SYN cookies with IPv4.
If this statement is not configured, then it takes the default of SYN cookies being enabled. When SYN cookies are enabled the Linux kernel will enable a method to defeat SYN flood attacks, otherwise this method is not enabled.
- disable
- Disables TCP SYN cookies with IPv4.
- enable
- Enables TCP SYN cookies with IPv4.
Configuration mode
security {
firewall {
syn-cookies {
enable
disable
}
}
}
Use the set form of this command to enable or disable TCP SYN cookies with IPv4.
Use the delete form of this command to delete the configuration of TCP SYN cookies.
Use the show form of this command to display the current setting for TCP SYN cookies.