Patent ID: 9509607
Filing Date: 2016-11-29
CPC Classification: H04L

Claim Text:
1. A method for sending a Hello packet on a transparent interconnection of lots of links (TRILL) network, the method comprising: fragmenting, by a first network device, a first Hello packet into m Hello fragment packets in a preset packet fragmentation manner, wherein each Hello fragment packet has a fragment ID and a content identifier, wherein, when content of an n sending, by the first network device, fragment brief information of the first Hello packet to a second network device, wherein the fragment brief information of the first Hello packet comprises fragment information of each Hello fragment packet of the m Hello fragment packets, and the fragment information comprises the fragment ID and the content identifier; and sending a Hello fragment packet corresponding to the first Hello packet to the second network device when the first network device receives a request packet sent by the second network device, wherein the request packet is sent after the second network device receives the fragment brief information of the first Hello packet and determines that the fragment brief information of the first Hello packet is different from fragment brief information of the second Hello packet saved on the second network device, and the fragment brief information of the second Hello packet comprises fragment information of each Hello fragment packet of the p Hello fragment packets.