Title:
A LOOP AVOIDANCE METHOD AFTER THE RECOVERY FROM THE RPR FAULTS
Document Type and Number:
WIPO Patent Application WO/2008/028392
Kind Code:
A1
Abstract:
A loop avoidance method after the recovery from the RPR faults, comprises: setting
the maximum transmission unit value of a fault recovery node as a predetermined
value after acquiring the recovery from the fault of a fault node in the RPR, transmitting
the notifying message to the cross ring device in the RPR which notifies that the
fault node has been recovered; each the cross ring device in the RPR receiving
the notifying message transmitted by the fault recovery node device in the RPR,
detecting the work state of each the cross ring device in the RPR, and maintaining
only one of the cross ring devices in the RPR as the master.
Inventors:
ZHANG, Eloong (Huawei Administration Building, Bantian Longgan, Shenzhen Guangdong 9, 518129, CN)
张义龙 (中国广东省深圳市龙岗区坂田华为总部办公楼, Guangdong 9, 518129, CN)
张义龙 (中国广东省深圳市龙岗区坂田华为总部办公楼, Guangdong 9, 518129, CN)
Application Number:
CN2007/002082
Publication Date:
March 13, 2008
Filing Date:
July 06, 2007
Export Citation:
Assignee:
HUAWEI TECHNOLOGIES CO., LTD. (Huawei Administration Building, Bantian Longgan, Shenzhen Guangdong 9, 518129, CN)
华为技术有限公司 (中国广东省深圳市龙岗区坂田华为总部办公楼, Guangdong 9, 518129, CN)
ZHANG, Eloong (Huawei Administration Building, Bantian Longgan, Shenzhen Guangdong 9, 518129, CN)
华为技术有限公司 (中国广东省深圳市龙岗区坂田华为总部办公楼, Guangdong 9, 518129, CN)
ZHANG, Eloong (Huawei Administration Building, Bantian Longgan, Shenzhen Guangdong 9, 518129, CN)
International Classes:
H04L12/42; H04L12/437; H04L12/42; H04L12/437
Attorney, Agent or Firm:
BEIJING TONGDAXINHENG INTELLECTUAL PROPERTY AGENCY LTD. (Room 2002 A-Building North Ring Center No.18 Yumin Road, Xicheng, Beijing 9, 100029, CN)