User's Manual
PW-RN401/PW-RN401D 
  150M  Wireless  N  Router   
- 41 - 
  Primary DNS - (Optional.) Input the DNS IP address provided by your ISP or consult your 
ISP. 
  Secondary  DNS  -  (Optional.)  Input  the  IP  address  of  another  DNS  server  if  your  ISP 
provides two DNS servers. 
 
Note: 
To use the DHCP server function of the Router, you must configure all computers on the LAN as 
"Obtain an IP Address automatically". 
4.7.2  DHCP Clients List 
Choose menu “DHCP  →  DHCP Clients List”, you can view the information about the clients 
attached to the Router in the screen as shown in Figure 4-25. 
Figure 4-25 DHCP Clients List 
  Client Name - The name of the DHCP client   
  MAC Address - The MAC address of the DHCP client.   
  Assigned IP - The IP address that the Router has allocated to the DHCP client. 
  Lease Time - The time of the DHCP client leased. After the dynamic IP address has expired, 
a new dynamic IP address will be automatically assigned to the user.     
You cannot change any of the values on this page. To update this page and to show the current 
attached devices, click the Refresh button. 
4.7.3  Address Reservation 
Choose menu “DHCP  →  Address Reservation”, you can view and add a reserved address for 
clients via the next screen (shown in Figure 4-26).When you specify a reserved IP address for a 
PC on the LAN, that PC will always receive the same IP address each time when it accesses the 
DHCP server. Reserved IP addresses should be assigned to the servers that require permanent IP 
settings.   










