The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 11, 2017
Filed:
Mar. 30, 2010
Zhemin Ding, Stockholm, SE;
Panagiotis Saltsidis, Stockholm, SE;
Zhemin Ding, Stockholm, SE;
Panagiotis Saltsidis, Stockholm, SE;
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL), Stockholm, SE;
Abstract
The present invention relates to a method in an Ethernet ring for protecting the Ethernet ring from a superloop going through the Ethernet ring, wherein the Ethernet ring comprises at least one ring node and two interface nodes between the Ethernet ring and a VPLS-domain, the Ethernet ring further comprises a ring protection link, the method comprises the steps of: receiving in one of the interface nodes a withdrawal message intended to indicate that the other interface node is malfunctioning, the method being further characterized by the further step of; maintaining said ring protection link in the Ethernet ring in response to the withdrawal message.