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:
Dec. 21, 2021
Filed:
Dec. 13, 2019
Utstarcom Telecom Co., Ltd., Hangzhou, CN;
Yong-Lin Tang, Hangzhou, CN;
Si-Hai Bao, Hangzhou, CN;
Feng Liu, Hangzhou, CN;
Sheng Yu, Hangzhou, CN;
UTStarcom Telecom Co., Ltd., Hangzhou, CN;
Abstract
A method for routing a packet in a segment routing network includes extracting a destination Internet Protocol (IP) address from an IP header of the packet received by a routing node wherein the destination IP address includes a network identifier, a node identifier, a function identifier, and an argument; determining whether the network identifier and the node identifier match a routing node identifier; when the network identifier and the node identifier match the routing node identifier, determining a function to be executed based on the function identifier and the argument; when the function to be executed is determined, updating the node identifier, the function identifier, and the argument according to a segment list included in a segment routing header of the packet; and routing the packet according to the updated node identifier, the updated function identifier, and the updated argument in the destination IP address.