US 11,870,686 B2
Routing information processing method and apparatus
Haibo Wang, Beijing (CN); Wenyan Li, Beijing (CN); Sheng Fang, Beijing (CN); Lili Wang, Beijing (CN); and Huizhi Wen, Beijing (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Jun. 30, 2022, as Appl. No. 17/854,539.
Application 17/854,539 is a continuation of application No. PCT/CN2020/119037, filed on Sep. 29, 2020.
Claims priority of application No. 201911403419.0 (CN), filed on Dec. 31, 2019.
Prior Publication US 2022/0337515 A1, Oct. 20, 2022
Int. Cl. H04L 45/42 (2022.01); H04L 45/02 (2022.01); H04L 45/00 (2022.01); H04L 45/28 (2022.01)
CPC H04L 45/42 (2013.01) [H04L 45/02 (2013.01); H04L 45/22 (2013.01); H04L 45/28 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A first network device, comprising:
a memory configured to store a computer program; and;
a processor coupled to the memory, the processor configured to execute the computer program to cause the first network device to:
obtain routing information comprising a first segment identifier which corresponds to a second network device and belongs to a first locator, and a second segment identifier which corresponds to a third network device and belongs to a second locator, wherein the first network device is a single-homing device of the second network device, and wherein the first network device is a multi-homing device of the third network device, wherein the first locator is specially allocated for single-homing network devices, and the second locator is specially allocated for multi-homing network devices; and
send the routing information to a fourth network device which is a multi-homing device of the third network device.