Simple Server Settings For Pc
Download Simple Server for Pc run the application.
Now load N100 on your Mtn line and send a text message: BBCDAY to 21600
After receiving the welcome to Mtn Bis message, Go to setting on your Modem and configure your Apn: web.gprs.mtnnigeria.net, and configure your browser and IDM to 127.0.0.1 port 8080
Open your browser and start surfing and downloading.
NOTE: Some Mtn sim are lucky to give up to 10GB with just N1oo, while others would just get to 1GB and Stop.

Simple Server Settings For Android
Download Simple Server.apk
download the file and use a winrar app or any zip app on your android to open and install simpler server.apk.
Go to simple server and configure the settings:
proxy host: 10.199.212.2
Proxy Port: 8080
Injection Method: get
Injection query/url: http://web.blackberry.com
Injection Host: web.blackberry.com
Injection line: press your enter key 4 times
Log lev: debug
Close the settings and click the connect button

Note: You can also try the Mtn Bis monthly plans, but its a risk you are willing to take