Configure (connect) BSNL Type II (Type 2) Modem - ZTE ZXDSL 531B

(Click n a picture to view it clearly)
Here’s a sure shot tutorial on how to configure new Type-II modem being distributed by BSNL, that is ZTE’s ZXDSL 531B.

I’m not sure about the earlier ones but this is the one they’re distributing right now.

Step 1. Plug-in the line from splitter to LINE(marked 1 in screenshot below), desktop to LAN1 (marked 2 in screenshot below) and line from adapter in POWER (marked 3 in screen shot below)

Step 2. Now, go to network connections (Start -->Control Panel -->Network and Internet Connections --> Network Connections) and right click LAN connection -->Properties -->Internet Protocol (TCP/IP) -->Properties and fill in details as shown below in screen shot.


IP Address: 192.168.1.2
Subnet Mask: 255.255.255.0
Default Gateway: 192.168.1.1
Preferred DNS Server: 61.1.96.69
Alternate DNS Server: 61.1.96.71

Step 3. Open Internet Explorer and type 192.168.1.1 in address bar, and key in username and password as shown in screen shot. Fig 9

Username: admin
Password: admin

Step 4. Click on advanced -->WAN in the left hand panel, and configure as shown below.






Step 5. Click on advanced -->LAN in the left hand panel, and configure as shown below.

That’s it your done save and reboot your modem.

Here the tutorial splits into two, do you want your connection to be always ON (all you need is turn on the modem and you’re automatically connected to internet) or conventional kind where in you key in a user ID and password to connect.

Case I: Key in a user ID and password to connect.

Step 6. Go to Start -->Control Panel -->Network and Internet Connections --> Network Connections in the left hand panel click on “create a new connection” and follow as shown below.






Case II: Always ON internet.

Step 6. Open Internet Explorer and type 192.168.1.1 in address bar, and key in username and password

Username: admin
Password: admin

In the right hand panel go to Advanced -->WAN and tick all VPI/VCI combinations except 0/35 and press remove button as shown in the screenshot

Step 7. Next, click on add button and follow as shown in the screenshots below.









Step 8.(i) Now add new VPI/VCI like show above but use

  • 8 /35 in “fig to choose VPI/VCI” screenshot
  • Bridging instead of PPPoE
  • And keep on clicking next and save in last.

(ii) Add new VPI/VCI like show above but use

  • 0 /100 in “fig to choose VPI/VCI” screenshot
  • Bridging instead of PPPoE
  • And keep on clicking next and save in last.

(iii) Add new VPI/VCI like show above but use

  • 0 /32 in “fig to choose VPI/VCI” screenshot
  • Bridging instead of PPPoE
  • And keep on clicking next and save in last.

(iv) Add new VPI/VCI like show above but use

  • 8 /81 in “fig to choose VPI/VCI” screenshot
  • Bridging instead of PPPoE
  • And keep on clicking next and save in last.

(v) Add new VPI/VCI like show above but use

  • 8 / 32 in “fig to choose VPI/VCI” screenshot
  • Bridging instead of PPPoE
  • And keep on clicking next and save in last.

(vi) Add new VPI/VCI like show above but use

  • 14 / 24 in “fig to choose VPI/VCI” screenshot
  • Bridging instead of PPPoE
  • And keep on clicking next and save in last.

At last you go to Advanced -->WAN you should have following configuration.


Finally go to Advanced -->LAN and check that disable DHCP server should be ticked and should look like below

Save your changes and reboot the router, after reboot you should be automatically connected to the internet without dialing PPPoE dialer from the computer.

You can download preconfigured file and go to your modem setup after step 3 and got to Management -->settings -->update and browse to the following file (click here to download)

Once updated go to Advanced -->WAN --> and edit VPI/VCI 0/35 and keep on pressing next and just change the user ID: demodata and password; demodata to your ID and password.

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