发明名称 |
ROUTER REDUNDANCY METHOD AND APPARATUS FOR SUPPORTING HIGH AVAILABILITY |
摘要 |
A redundancy method and apparatus for a default router of hosts in a local area network (LAN). The router redundancy system includes an active router and at least one standby router. The active router transmits a periodic advertisement message. The standby router determines whether a periodic advertisement message is received from the active router within a predetermined timeout period, and repeatedly transmits a heart beat message to the active router a predetermined number of times if the advertisement message is not received. After repeated transmission of the heart beat message, the standby router transitions to an active state if a response to the heart beat message is not received within a predetermined waiting time.
|
申请公布号 |
KR20050071874(A) |
申请公布日期 |
2005.07.08 |
申请号 |
KR20040000260 |
申请日期 |
2004.01.05 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
NA, SEUNG GU;KIM, YONG KEON |
分类号 |
H04L1/22;H04L12/26;H04L12/56;H04L29/14;(IPC1-7):H04L1/22 |
主分类号 |
H04L1/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|