| 摘要 |
<p>The present invention relates to a system operable to enable shortest connection route for a mobile means of a subscriber, when the mobile means has roamed between a home network comprised in the system, and a foreign network comprised in the system. When the mobile means requests connection to Internet I, a serving means comprised in the foreign network is operable to communicate with, and to receive information regarding a voucher, representing an amount of money, regarding the foreign network, from a voucher registry means comprised in the system. If a voucher, representing enough amount of money, is registered in the voucher registry means, the serving means is operable to route a packet to a gateway means comprised in the foreign network. The gateway means is operable to allocate an IP address for the mobile means and to function as an access point to Internet I.</p> |
