Kindly note following simple instructions for better triband service.1. Go to "Start" - > "Network Connections".2. Right click on "Local Area Connection". Click on "Properties".3. In "General" tab, select "Internet Protocol (TCP/IP)" and click on "Properties" button.4. Select "Use following DNS servers addresses".5. In the "Preferred DNS server" add IP address "59.185.0.23".6. In the "Alternate DNS server" add IP address "203.94.227.70".7. To add more DNS server, click on "Advanced" Tab.8. In the "Advanced TCP/IP Settings", click on "DNS" tab, click on "Add" in "TCP/IP DNS Server" add IP address "59.185.0.50".9. Repeat the procedure to add IP address "203.94.243.70".Please ensure all the above four IP addresses of DNS servers in the LAN card of PCs or Laptops.