All the credits go to iClarified @ http://www.iclarified.com/entry/index.php?enid=953
These are instructions on how to filter your incoming calls and SMS messages using iBlackList for iPhone.
iBlackList allows your to create a blacklist or whitelist for filtering purposes. iBlacklist also features a scheduler which allows you to set the time of day iBlackList is active. The unregistered version of iBlackList allows you to filter 2 numbers. For unlimited numbers your must register. Please see the link at the end of this tutorial.
Please make sure you have iClarified added to your list of installer sources. To do this click here.
Press to launch Installer from your SpringBoard.
Press to select the Install tab at the bottom of the screen.
Press to select iClarified from the list of Categories
Press to select iBlackList from the list of Packages
Press the Install button at the top right of the screen.
Press the large red Install button that appears.
You will be notified that you must restart iBlackList once install has been completed. Press the large OK button.
You will be returned to the Categories menu when installation is complete. Press and hold the Sleep/Wake button for 3 seconds until the Power slider appears. Move the slider to the right to power off your iPhone. Then press the Sleep/Wake button again to turn your iPhone back on.
From the SpringBoard press to launch your new iBlackList icon.
You will be asked to enter a password. Input the number 1 and press the Confirm Access button.
You will now be taken to the iBlackList home screen. Lets first move the Enabled switch to ON to enable iBlackList.
Now to add a number to our BlackList press the BlackList button.
Press the Add button at the top right to Add a number.
Here we can enter a contacts information in manually or press the Contacts button at the top right to input information from your phonebook.
Select a contact from your phone book and then select the phone number you would like to blacklist.
The Display and Phone number fields will then be populated automatically. Press the Add to list button.
Notice the number is now added to your BlackList. Press the Back button at the top left to return to the iBlackList menu.
Scroll down and ensure Active Mode is set to BlackList. Note: if you want to setup a whitelist of course you would set active mode to WhiteList.
Press Settings Calls to modify the settings for call filtering. Here you can set the action to take when a filter call comes in. You can also enable or disable the call filter and set the preferences to save history, delete recent calls, filter restrict number, filter unknown number, show a status bar icon, and vibrate. Press the Save button at the top left hand corner when finished modifying the settings.
We can also press Settings SMS to modify the filter options for SMS messages. Here you can enable or disable SMS filtering and set the preferences to save history, delete SMS upon receipt, filter unknown number, show a status bar icon, and vibrate. Press the Save button at the top left hand corner when finished modifying the settings.
Step Twenty One
You can press Scheduler from the main menu to set the iBlackList's operation schedule.
Press to select a day of the week and you can modify the hours iBlackList is enabled for that day.
Press the Save button at the top left to return to back to the iBlackList menu.
Step Twenty Two
Finally you can also change your password by pressing the Password button on the main menu. Enter a new password and then press the large red Save password button.
Step Twenty Three
You can now press the Home button to exit iBlackList. When ever you receive a filtered text or call you will notice an icon in your Status bar. Press to launch iBlackList from the SpringBoard.
Step Twenty Four
Press View History from the iBlackList menu.
Step Twenty Five
You will now be able to view your filtered call or message and respond accordingly!
Thanks goes to the iDevBrTeam (Daniel Antonio, Alexandre Kremer). You can visit their site to register iBlackList for a small fee. http://www.iBlackList.com.br