Internet is activated by default. You have to configure it manually by using the following parameters.
Banana Mobile UK General Data Settings:
Connection Name : Banana Internet
Access Point ( APN ) : tslpaygnet
Username : Blank
Password : Blank
Authentication Type : PAP or CHAP
Leave all other settings blank
General MMS Settings:
Connection Name : Banana MMS
Access Point (APN) : tslmms
Username : Blank
Password : Blank
MMS Proxy : 192.351.133.194
MMS Port : 8080
MMS URL : http://mms
Leave all other settings blank
