acessing m700 via wireless network on pc?

[goodie]

anyone know how i can get my pc to recognise my m700 via wireless network?
i can log into router (on m700)to surf the net, i can access my home network (on m700)to transfer files no problem BUT i cant access my m700 (on PC)because it doesnt show up on my home network?
anyone?

[goodie]

is it possible to acess my home network when out via wifi hotspot?
do i need to setup a VPN?
if so what info do i need to set this up?
all help REALLY appreciated
thanks