Message transmission method, device and system

• Main Author: LI BINXUAN
• Format: Patent
• Language: Chinese; English
• Published: 10.06.2022
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The invention discloses a message transmission method, device and system, and belongs to the technical field of networks. The system comprises a source end device, a destination end device and a plurality of network devices. The source end device is used for sending a first message, the first message carries first source routing information and a destination identifier, the first source routing information comprises port identifiers of network devices on a first forwarding path, and the destination identifier indicates the destination end device; the first network equipment on the first forwarding path is used for forwarding the first message according to the first source routing information or the destination identifier when receiving the first message, and forwarding the first message preferentially according to the first source routing information. Therefore, if the outgoing port indicated by the port identifier in the first source routing information is in the non-working state to cause a fault of the fir