| Enhancing Survivability of Mobile Internet Access Using Mobile IP with Location Registers Recent countries visiting this post |  |
 | 6 | United States |
 | 1 | Germany |
 | 1 | Japan |
 | 1 |
| Enhancing Survivability of Mobile Internet Access Using Mobile IP with Location Registers Recent countries visiting this post | |
| 6 | United States |
| 1 | Germany |
| 1 | Japan |
| 1 |