Patent ID: 11895006
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A first network device, comprising:
one or more processors; and
a memory coupled to the one or more processors and configured to store instructions that, when executed by the one or more processors, cause the first network device to be configured to:
receive a first border gateway protocol (BGP) message from a second network device, wherein the first BGP message comprises an extended community attribute indicating that the second network device has a control word processing capability;
obtain a first Ethernet virtual private network (EVPN) service packet, wherein the first EVPN service packet comprises control word indication information and a control word, and wherein the control word indication information indicates that the first EVPN service packet comprises the control word; and
send the first EVPN service packet to a second network device.