Unless a firewall product in the PC doesnt recognise the network (simple job to accept it) and in Windows 7 (and probably Vista) to set up the network type so that file sharing etc are allowed / disallowed.
Straightforward and easy though - as wireless should be.
Ex <n>ildram , been to SKY MAX - 15,225 Download
BE Unlimited - 21,000 Download 1,200 Upload ON THE LINE THAT SKY COULD ONLY PROVIDE 15,255 DOWN AND 800 UP ON!!!,
Moved house, now BE Unlimited 6,500 Down, 1Mb/s up - gutted!
FTTC Cab installation commenced 12th April - expect full 80 / 20 - bye bye BE, hello BT Infinity soon!