6.
Network security commands
6.1
Anti-attack
Anti-attack configuration commands include:
system ignore icmp-echo
system protection syn-ack
system rate-limit
Function Brief
Anti attack configuration is used to ignore the ICMP request for the
purpose of this device, The defense equipment TCP SYN attack and control
CPU data receiving threshold.
6.1.1
system ignore icmp-echo
Command Description
system ignore icmp-echo
no system ignore icmp-echo
//If you want to ignore the ICMP request for this device, it can be
configured by this command. Use the no form of the command to cancel this
configuration.
Parameter
None
Default
None
Command Mode
Global configuration mode
Example
//Configur ignores purpose for the ICMP request of this device .
switch(config)# system ignore icmp-echo
6.1.2
system protection syn-ack
Command Description
If you want to defend against this device SYN TCP attack, you can
configure this command. Use the no form of the command to cancel this