networking win xp or win 7 kay darmian kaise karoun?

[toolplaza]

assalam alaikum
dostoum...maloum yai karna chah raha houn kia aisa mumkin hai k
agar aik router say 2 system wifi say connect hain...toa kia windows xp or windows 7 par data sharing or printer sharing ho sakti hai............

win xp jab dono system par dali thi toa sab work kar raha tha network par..par abb windows 7 or xp ka combination nahi ho pa raha....

bara e mharbani koi guide kar day......
shukria

[Saleem_sullo]

ap window 7 main ake to ipv 6 ko uncheck kar dain. our window 7 main discover network ko check kar dain our username & passwork ko unselect kar dain ( Advance sharing setting main say )........... phir check kar kay dekhain.........