© Hikvision 
2.  Check the checkbox of Enable IP Address Filter. 
3.  Select  the  type  of  IP  Address  Filter  in  the  dropdown  list,  Forbidden  and  Allowed  are 
selectable. 
4.  Set the IP Address Filter list. 
  Add an IP Address 
Steps: 
(1)  Click Add to add an IP. 
(2)  Input the IP Adreess. 
 
Figure 6-55 Add an IP 
(3)  Click OK to finish adding. 
  Modify an IP Address 
Steps: 
(1)  Click an IP address from filter list and click Modify. 
(2)  Modify the IP address in the text filed. 
 
Figure 6-56 Modify an IP 
(3)  Click OK to finish modifying. 
  Delete an IP Address 
Click an IP address from filter list and click Delete. 
  Delete all IP Addresses 
Click Clear to delete all the IP addresses. 
5.  Click    to save the settings. 
Configuring Security Service 
Steps: 
1.  Enter the Security Service interface: 
Configuration> System > Security > Security Service 
2.  Check the checkbox to enable the Illegal Login Lock function. 
Illegal Login Lock: Enabling illegal login lock function is to automatically lock the device IP 
after  the  user  performing  certain  failed  password  attempts.  The  number  of  allowed