Hello guys billy here first sorry for my english because english is not my language

so ...guys....I Am In Lan using cable net......and our router ip is xxx.xx.xx.54 My Cable Administrator Block All Ports 1 to infinite.....and i want to run limewire .....limewire use 6346 port .......i also use kazaa which use xxxx port and still same problem my cable administrator blocks all ports 1 to infinite i want to run limewire which run on 6346 port....i open limewire it dont get connect because of port blocking .....then please help how can i use and connect........any help will be very appreciated....... i am using limewire pro...