发明名称 |
ATM switching system and method for switchover between working channel and protection channel in an ATM network |
摘要 |
A method and system including ATM switching equipment provided for switching between a working channel and a protection channel in an ATM network. The method and system include the following processes: In each cell for transmission providing an indication of whether the cell belongs connection currently in a working state via a working channel; cells are duplicated on each connection basis; the duplicated cells are transmitted simultaneously on both a working channel and a protection channel; and valid cells are selected from received cells according to the indication in each cell indicating whether the relevant connection is currently in a working state.
|
申请公布号 |
US6856594(B1) |
申请公布日期 |
2005.02.15 |
申请号 |
US20000634387 |
申请日期 |
2000.08.09 |
申请人 |
FUJITSU LIMITED |
发明人 |
AIHARA NAOKI;HAYAMI HICHIRO;TADA IWAO;YAMAGUCHI TOMOYUKI |
分类号 |
H04L1/22;H04L12/56;(IPC1-7):H04L1/22 |
主分类号 |
H04L1/22 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|