ok !

if i type ifconfig i get:

wlan0 Link encap:Ethernet HWaddr D8:75:33:86:E0:6F
inet addr:192.168.1.55 Bcast:192.168.1.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:135440 errors:0 dropped:0 overruns:0 frame:0
TX packets:113398 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:136428191 (130.1 MiB) TX bytes:19862897 (18.9 MiB)


so i am connected juhuu
hm... i can not leave the network open, because I live in the building and then may connect more neighbors and I had a slower speed.

ok .. So far a configuration was WPA2 and everything was ok ... Is it possible that we can not because of the type of encryption?