User's Manual
11 
7  Setup LAN, WAN 
LAN connection: 
Connect Ethernet cable between your PC/Notebook LAN port 
& one of the 4 available LAN ports on ESR1221N. 
WAN connection: 
Connect  Ethernet  cable  between  WAN  ports  of  your 
ADSL/CABLE modem & INTERNET port of ESR1221N. Make 
sure your ADSL/CABLE modem is working well. Contact your 
ISP if you have any questions. 










