just download dc++ client from here and install it on your pc.Once installed click on file --->settings--->sharing and then add folders that you wish to share with your peers,donot share program files and stuff only share usefull stuff and atleast share 10 gb of data.
Below add folder you will find extra slot option,put upload slot as 14,now once this is done click ok.Come back to main menu, click on favorite(star)--->click new put down the one of the IPs mentioned above.
Most of the hubs are active after 9:30 pm.
I hope this will help you out..