Mobile IP (or MobileIP) is an internet Engineering Task Force (IETF) standard communications protocol that is designed to allow mobile device users to move from one network to another while maintaining a permanent IP address.
if u have grasped the knowledge abut forward tunneling reverse is just exactly what it means by its name-it is a path just opposite directed from forward.Thus A reverse tunnel is a tunnel that starts at the care-of address of the mobile node and terminates at the home agent. have a look-http://docs.sun.com/app/docs/doc/816-4554/mipoverview-45?l=en&a=view
To transmit packets of private subnet through public internet
its backwards
Having a mobile number does not imply that the holder has an IP address. However, most mobile phones today have IP addresses.
china mobile IP address
mobile internet protocol
Mobile IP is a standard communications protocol designed to allow mobile device users to move from one network to another while maintaining a permanant IP address.
Security
Type *#06# it shows your IP-address
what are the draw backs of mobile ipv6
you can do a reverse ip lookup from http://www.ip-adress.com/reverse_ip/friv.com
Point-to-point tunneling protocol (PPTP) and Layer Two tunneling protocol (l2tp) with internet security protocol (ip/sec)
Reverse ARP is used to Obtain IP address from a Server(responsible for IP addresses allocation) by providing its layer 2 (MAC) address.