Address distribution method, device and system thereof
US8880703B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 11, 2010 |
| Grant date | Nov 4, 2014 |
| Priority date | — |
| Expiry date | Oct 31, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L61/5061
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An address distribution method is disclosed by the present invention, in which two Broadband Remote Access Servers (BRAS) which are mutually backup devices respectively occupy part of the address resources in a shared address pool, and the method includes: when detecting a user online, a BRAS selecting an address from the corresponding part of address resources in the shared address pool and distributing the address to the user; and the BRAS sending a notification message to the backup device, and informing the backup device of the address occupied by the user. A BRAS and an address distribution system is further disclosed by the present invention, and the problem of address collision generated when a pair of BRASs which are mutually backup devices distribute the addresses to their respective user in the dual-server hot backup scenario is solved by the method, device and system of the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.