Configure TP Link Modem 8951 wifi with BSNL Broadband

First of all connect your wiring propely to the modem.
connect pc or laptop with LAN cable and then open any of your web browser . Then type 192.168.1.1 in your web browser. You will ask to log in .
USERNAME- admin
PASSWORD - admin

Now Click on Quick Start and click on Run Wizard.
Then click Next.
Set your Time.
Then Click next .
Now choose your internet connection type as PPPoE/PPPoA.
Now click next again. and put your Username ( given by bsnl broadband services) it will be like this - if your name is ashok and tel phone number is 01111-?????? then your username will be  as1111??????_ncdr
and password will be (password).
now Put 0 in VPI.
and 35 in VCI.
Connection type PPPoE LLC.

Now click Next and put any name in SSID . and if u want to secure your wireless network then put any key. and click next  to save your settings. Now settings will be saved . Now go to Interface setup then click LAN now go to last setting DNS Relay.

then choose user discovered DNS servers.

Now put Primary DNS-  8.8.8.8

          Secondary DNS - 8.8.4.4

reboot your modem now .

Now You can see internet light being green on modem and enjoy your internet services