disabled. 
Note:  ARP  rate  limit  enabled  ports  will  check 
current  ARP  rate  every  60s  and  discard  ARP 
messages  received  if  current  ARP  RX  rate 
exceeds the set ARP RX rate threshold. 
The default is 100PPS. 
Note:  PPS  refers  to  the  number  of  packets  per 
second.  It  has  nothing  to  do  with  the  size  of  a 
packet. 
Displays the status how a corresponding port 
deals with received ARP messages. 
“--” means port ARP rate limit feature is not 
enabled. 
  Normal: System does not detect ARP attacks and 
then forwards these ARP messages normally. 
  Drop ARP: System detects ARP attacks and 
drops these malicious ARP messages. 
Displays ARP packets’ receiving status. 
“--” means no ARP attack or ARP attack defense 
feature is not enabled. 
Normal: ARP packets are forwarded normally. 
  To configure ARP rate limit status and ARP RX rate for a single port 
Click the corresponding port to enter the configuration page. 
 
 
 
  To configure ARP rate limit status and ARP RX rate for a batch of ports simultaneously 
Click Config to enter corresponding page for configuration.