you must metnioned your ip address default gateway and dns server of ur service provider eg:-192.168.1.100/24 ip 192.168.1.1 gateway and dns.
in case of a dial up u get a ip from service provider but subnet mask is 255.255.255.255 . i am unable to determine ur connection type in case of dialup u can connect to any pc via vnc any where in the world.
other utilitis u must try is log me in from
www.logmein.com
sharad singh