In-band telemetry message forwarding method and device

• Main Author: OUYANG ZHIBIN
• Format: Patent
• Language: Chinese; English
• Published: 09.04.2021
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; SELECTING; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The invention provides an in-band telemetry message forwarding method and device, and the method comprises the steps: receiving a message of a first specified flow; copying the Ethernet message of the first specified flow to a first internal loopback port according to the first access control entry; packaging the copied Ethernet message into a first INT message, and sending the first INT message through a first internal loopback port; receiving a first INT message through the first internal loopback port, modifying a first ingress port of the first INT message into an original ingress port of the Ethernet message, and adding first node ingress time; searching a first egress port according to the destination MAC address of the first INT message and adding first node egress time; and sending the first INT message according to the first output port. 本申请提供了一种带内遥测报文的转发方法及设备，其中，该方法包括：接收第一指定流量的报文；根据第一接入控制表项，将第一指定流量的以太网报文复制到第一内部环回口；将复制的以太网报文封装为第一INT报文，通过第一内部环回口发送；通过第一内部环回口接收第一INT报文，将第一INT报文的第一入端口修改为以太网报文的原始入端口，添加首节点入