Open ODC and follow these steps :

1. Select FILE menu , select SETTINGS
Select the GENERAL menu at the left of the screen and :
1. NICK : write the nick like this [country initials][city initials][internet service provider]Nick
2. E-mail : write your e-mail
3. Description : write whatever you want
4. Connection type/Upload speed : write what type of connection you have (cable , dial up , etc )

Connection Settings wil be edited like this :
1. IP : select ACTIVE IP if you now your IP or PASIVE if you dont

Now select the DOWNLOADS menu on the left of the screen and :
1. Default Download directory : select where you want your downloads to be saved .

Now select the SHARING menu on the left of the screen and :
1. ADD FOLDER to add files / folders you want to share (minimum 5GB , recommanded 10 GB )
2. Upload slots : minimum 6 (recommanded)
click Ok

Now to add a HUB follow thes steps :
1. Select favorites (yellow star)
2. ADD NEW
In the box write :
1. NAME : then ame you want to give to that hub
2. ADRESS : adress of that hub
3. Click ok and your done